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  Chromista
      Heterokontophyta
            Phaeophyceae
                    Fucales
                            Sargassaceae
                                     Acrocarpia
                                             Acrocarpia paniculata
                                                   [Blossevillea paniculata]
                                                   [Cystophora paniculata]
                                                   [Fucus paniculatus]
                                             Acrocarpia robusta
                                                   [Cystoseira robusta]
                                     Acystis
                                     Anthophycus
                                             Anthophycus longifolius
                                                   [Carpophyllum longifolium]
                                                   [Fucus longifolius]
                                                   [Sargassum longifolium]
                                     Axillariella
                                             Axillariella constricta
                                                   [Ascophyllum constricta]
                                                   [Carpoglossum constrictum]
                                                   [Fucodium constrictum]
                                     Baccalaria
                                     Bifurcaria
                                           [Pycnophycus]
                                             Bifurcaria bifurcata
                                                   [Ascophylla tuberculatum]
                                                   [Bifurcaria tuberculata var. sysymbrioides]
                                                   [Bifurcaria tuberculata]
                                                   [Fucus bifurcatus]
                                                   [Fucus rotundatus]
                                                   [Fucus tuberculatus]
                                                   [Pycnophycus sisymbrioides]
                                                   [Pycnophycus tuberculatus]
                                             Bifurcaria galapegensis
                                                   [Blossevillea galapagensis]
                                                   [Fucodium galapagense]
                                                   [Pelvetia galapagensis]
                                             Bifurcaria sisymbrioides
                                     Brassicophycus
                                             Brassicophycus brassicaeformis
                                                   [Bifurcaria brassicaeformis]
                                                   [Pycnophycus brassicaeformis]
                                     Carpoglossum
                                             Carpoglossum confluens
                                                   [Fucus confluens]
                                     Carpophyllum
                                             Carpophyllum angustifolium
                                             Carpophyllum elongatum
                                                   [Cystophora elongata]
                                             Carpophyllum flexuosum
                                                   [Carpophyllum phyllanthum]
                                                   [Fucus flexuosus]
                                                   [Fucus phyllanthus]
                                             Carpophyllum macrophyllum
                                             Carpophyllum maschalocarpum
                                                   [Fucus maschalocarpus]
                                             Carpophyllum plumosum
                                                   [Sargassum plumosum]
                                     Caulocystis
                                             Caulocystis cephalornithos
                                                   [Cystophora cephalornithos]
                                                   [Fucus cephalornithos]
                                             Caulocystis uvifera
                                                   [Blossevillea uvifera]
                                                   [Cystophora uvifera]
                                                   [Sargassum uviferum]
                                     Cladophyllum
                                             Cladophyllum schnetteri
                                     Coccophora
                                             Coccophora imperata
                                               Coccophora imperata var. Yendo
                                             Coccophora langsdorfii
                                                   [Coccophora phyllamphora]
                                                   [Cystoseira phyllamphora]
                                                   [Cystoseira tilesii]
                                                   [Fucus langsdorfii]
                                                   [Fucus tilesii]
                                     Cystophora
                                           [Blossevillea]
                                           [Moniliformia]
                                             Cystophora botryocystis
                                             Cystophora brownii
                                                   [Blossevillea brownii]
                                                   [Cystoseira brownii]
                                                   [Fucus brownii]
                                             Cystophora congesta
                                             Cystophora cuspidata
                                             Cystophora cymodocea
                                             Cystophora distenta
                                             Cystophora dumosa
                                                   [Cystoseira dumosa]
                                             Cystophora expansa
                                                   [Blossevillea expansa]
                                             Cystophora fibrosa
                                             Cystophora flaccida
                                             Cystophora gracilis
                                             Cystophora grevillei
                                                   [Blossevillea grevillei]
                                                   [Cystoseira grevillei]
                                             Cystophora harveyi
                                             Cystophora intermedia
                                             Cystophora lenormandiana
                                                   [Blossevillea lenormandiana]
                                             Cystophora monilifera
                                                   [Cystophora thysanocladea]
                                             Cystophora moniliformis
                                                   [Blossevillea spartioides]
                                                   [Cystophora spartioides]
                                                   [Cystoseira spartioides]
                                                   [Fucus moniliformis]
                                                   [Fucus spartioides]
                                                   [Phyllotricha spartioides]
                                             Cystophora pectinata
                                                   [Cystoseira pectinata]
                                             Cystophora platylobium
                                                   [Fucus platylobium]
                                             Cystophora polycystidea
                                             Cystophora racemosa
                                                   [Blossevillea racemosa]
                                               Cystophora racemosa var. reflexa
                                             Cystophora retorta
                                                   [Cystoseira retorta]
                                                   [Fucus retortus]
                                             Cystophora retroflexa
                                                   [Cystoseira retroflexa]
                                                   [Fucus retroflexus]
                                             Cystophora scalaris
                                             Cystophora siliquosa
                                             Cystophora subfarcinata
                                                   [Cystoseira subfarcinata]
                                                   [Fucus subfarcinatus]
                                             Cystophora tenuis
                                             Cystophora torulosa
                                                   [Blossevillea torulosa]
                                                   [Cystoseira torulosa]
                                                   [Fucus torulosus]
                                             Cystophora xiphocarpa
                                     Cystoseira
                                           [Abrotanifolia]
                                           [Carpodesmia]
                                           [Cystophyllum]
                                           [Gongolaria]
                                           [Monilifera]
                                           [Sirophysalis]
                                           [Stephanocystis]
                                           [Stokeyia]
                                             Cystoseira abies-marina
                                                   [Fucus abies-marinus]
                                                   [Treptacantha abies-marina]
                                             Cystoseira abrotanifolia
                                               Cystoseira abrotanifolia var. boryana
                                               Cystoseira abrotanifolia var. conferta
                                               Cystoseira abrotanifolia var. discors
                                               Cystoseira abrotanifolia var. filicina
                                               Cystoseira abrotanifolia var. leptocarpa
                                               Cystoseira abrotanifolia var. macrocarpa
                                               Cystoseira abrotanifolia var. microcarpa
                                               Cystoseira abrotanifolia var. squarrosa
                                             Cystoseira adriatica
                                                   Cystoseira adriatica f. reducta
                                                         [Cystoseira adriatica subsp. reducta]
                                             Cystoseira algeriensis
                                             Cystoseira amentacea
                                                   [Cystoseira ericoides var. amentacea]
                                                   [Cystoseira spicata subsp. elegans]
                                                   [Cystoseira stricta var. amentacea]
                                               Cystoseira amentacea var. ambigua
                                               Cystoseira amentacea var. laxa
                                               Cystoseira amentacea var. selaginoides
                                               Cystoseira amentacea var. stricta
                                                     [Cystoseira amentacea var. spicata]
                                                     [Cystoseira spicata subsp. crassa]
                                                     [Cystoseira spicata]
                                                     [Cystoseira stricta var. spicata]
                                                     [Cystoseira stricta]
                                             Cystoseira articulata
                                               Cystoseira articulata var. prolifera
                                             Cystoseira australis
                                             Cystoseira axillaris
                                             Cystoseira baccata
                                                   [Cystoseira fibrosa]
                                                   [Cystoseira thesiophylla]
                                                   [Fucus abrotanoides]
                                                   [Fucus baccatus]
                                             Cystoseira barbata
                                                   [Abrotanifolia barbata]
                                                   [Cystoseira barbata f. hoppei]
                                                   [Cystoseira barbata var. hoppei]
                                                   [Cystoseira hoppei]
                                                   Cystoseira barbata f. aurantia
                                                         [Cystoseira concatenata f. repens]
                                                   Cystoseira barbata f. crinoides
                                                   Cystoseira barbata f. flaccida
                                                   Cystoseira barbata f. insularum
                                                   Cystoseira barbata f. macrocarpa
                                                   Cystoseira barbata f. punctata
                                                   Cystoseira barbata f. repens
                                                   Cystoseira barbata f. stenocarpa
                                               Cystoseira barbata subsp. tophuloidea
                                               Cystoseira barbata var. concatenata
                                               Cystoseira barbata var. flaccida
                                               Cystoseira barbata var. tophuloidea
                                               Cystoseira barbata var. turneri
                                               Cystoseira barbata var. verrucosa
                                             Cystoseira barbatula
                                                   [Cystoseira graeca]
                                               Cystoseira barbatula var. densa
                                             Cystoseira billardieri
                                             Cystoseira boryana
                                               Cystoseira boryana var. gracilis
                                             Cystoseira brachycarpa
                                                   [Cystoseira balearica]
                                                   [Cystoseira brachycarpa var. balearica]
                                               Cystoseira brachycarpa var. claudiae
                                                     [Cystoseira balearica var. claudiae]
                                             Cystoseira caudata
                                             Cystoseira cephalornithos
                                             Cystoseira compressa
                                                   [Cystoseira abrotanifolia f. fimbriata]
                                                   [Cystoseira compressa f. rosetta]
                                                   [Cystoseira compressa subsp. rosetta]
                                                   [Cystoseira filicina]
                                                   Cystoseira compressa f. plana
                                                         [Cystoseira abrotanifolia subsp. plana]
                                             Cystoseira corniculata
                                                   [Fucus ericoides var. corniculatus]
                                                   Cystoseira corniculata f. clydonophila
                                                   Cystoseira corniculata f. imperfecta
                                               Cystoseira corniculata subsp. divergens
                                               Cystoseira corniculata subsp. laxior
                                               Cystoseira corniculata var. laxior
                                             Cystoseira crinita
                                                   Cystoseira crinita f. bosphorica
                                                         [Cystoseira bosphorica]
                                                   Cystoseira crinita f. semispinosa
                                               Cystoseira crinita var. flaccida
                                             Cystoseira crinitophylla
                                             Cystoseira discors
                                               Cystoseira discors var. microcarpa
                                               Cystoseira discors var. paniculata
                                             Cystoseira divaricata
                                             Cystoseira dorycarpa
                                             Cystoseira dubia
                                                   [Cystoseira fucoides]
                                             Cystoseira elata
                                             Cystoseira elegans
                                             Cystoseira erica-marina
                                               Cystoseira erica-marina var. squarrosa
                                             Cystoseira ericoides
                                               Cystoseira ericoides var. corniculata
                                               Cystoseira ericoides var. densa
                                               Cystoseira ericoides var. gibraltica
                                               Cystoseira ericoides var. laxa
                                               Cystoseira ericoides var. selaginoides
                                               Cystoseira ericoides var. setacea
                                             Cystoseira filifolia
                                             Cystoseira fimbriata
                                               Cystoseira fimbriata var. pustulata
                                             Cystoseira flabellata
                                             Cystoseira flaccida
                                             Cystoseira foeniculacea
                                                   [Cystoseira concatenata]
                                                   [Cystoseira ercegovicii]
                                                   [Fucus abrotanifolius]
                                                   [Fucus concatenatus]
                                                   [Fucus discors]
                                                   Cystoseira foeniculacea f. latiramosa
                                                         [Cystoseira discors subsp. latiramosa]
                                                         [Cystoseira ercegovicii f. latiramosa]
                                                         [Cystoseira schiffneri f. latiramosa]
                                                   Cystoseira foeniculacea f. schiffneri
                                                         [Cystoseira acanthophora]
                                                         [Cystoseira discors f. dubia]
                                                         [Cystoseira ercegovicii f. schiffneri]
                                                         [Cystoseira pycnoclada]
                                                         [Cystoseira schiffneri]
                                                   Cystoseira foeniculacea f. tenuiramosa
                                                         [Cystoseira discors f. tenuiramosa]
                                                         [Cystoseira ercegovicii f. tenuiramosa]
                                                         [Cystoseira schiffneri f. tenuiramosa]
                                             Cystoseira funkii
                                             Cystoseira gerloffii
                                             Cystoseira glomerata
                                             Cystoseira gracilis
                                             Cystoseira granulata
                                               Cystoseira granulata var. concatenata
                                               Cystoseira granulata var. macrocystis
                                               Cystoseira granulata var. turneri
                                             Cystoseira helvetica
                                             Cystoseira humilis
                                                   [Cystoseira abrotanifolia subsp. pustulata]
                                                   [Cystoseira barbata var. pumila]
                                                   [Cystoseira canariensis]
                                                   [Cystoseira compressa var. pustulata]
                                                   [Cystoseira epiphytica]
                                                   [Cystoseira planiramea]
                                                   [Cystoseira pumila]
                                               Cystoseira humilis var. myriophylloides
                                             Cystoseira hyblaea
                                             Cystoseira hypocarpa
                                             Cystoseira lepidium
                                             Cystoseira leptocarpa
                                             Cystoseira linearifolia
                                             Cystoseira macrocarpa
                                             Cystoseira masoudii
                                             Cystoseira mauritanica
                                                   [Cystoseira gibraltarica]
                                                   [Cystoseira sauvageauana var. gibraltarica]
                                                   [Cystoseira selaginoides var. gibraltarica]
                                             Cystoseira mediterranea
                                                   [Cystoseira mediterranea var. valiantei]
                                             Cystoseira melanothrix
                                                   [Cystoseira concatenata var. melanothrix]
                                             Cystoseira microcarpa
                                               Cystoseira microcarpa var. evesiculosa
                                             Cystoseira montagnei
                                               Cystoseira montagnei var. moniliformis
                                             Cystoseira mucronata
                                             Cystoseira myrica
                                               Cystoseira myrica var. muricata
                                               Cystoseira myrica var. occidentalis
                                               Cystoseira myrica var. tenella
                                             Cystoseira myriophylloides
                                               Cystoseira myriophylloides var. hispanica
                                               Cystoseira myriophylloides var. humilis
                                             Cystoseira nigra
                                             Cystoseira nodicaulis
                                                   [Fucus mucronatus]
                                                   [Fucus nodicaulis]
                                             Cystoseira occidentalis
                                             Cystoseira oligacantha
                                             Cystoseira ornithocephala
                                             Cystoseira paniculata
                                             Cystoseira pappafaviana
                                             Cystoseira paradoxa
                                             Cystoseira patentissima
                                             Cystoseira pelagosae
                                             Cystoseira pinnata
                                             Cystoseira platyclada
                                             Cystoseira platylobium
                                             Cystoseira quercifolia
                                             Cystoseira rayssiae
                                             Cystoseira rechingeri
                                             Cystoseira sauvageauana
                                                   [Cystoseira selaginoides var. polyoedematis]
                                                   [Cystoseira sicula]
                                             Cystoseira sauvageauiana
                                               Cystoseira sauvageauiana var. gibraltarica
                                               Cystoseira sauvageauiana var. polyoedematis
                                             Cystoseira scoparia
                                             Cystoseira sedoides
                                                   [Fucus sedoides]
                                             Cystoseira selacia
                                             Cystoseira selaginoides
                                             Cystoseira senegalensis
                                             Cystoseira sieberi
                                             Cystoseira siliquastrum
                                             Cystoseira sonderi
                                                   [Treptacantha sonderi]
                                             Cystoseira spicigera
                                             Cystoseira spinosa
                                                   [Fucus erica-marina]
                                               Cystoseira spinosa var. compressa
                                                     [Cystoseira adriatica subsp. compressa]
                                                     [Cystoseira adriatica subsp. intermedia]
                                                     [Cystoseira adriatica var. compressa]
                                                     [Cystoseira adriatica var. intermedia]
                                                     [Cystoseira platyramosa]
                                               Cystoseira spinosa var. tenuior
                                                     [Cystoseira adriatica f. tenuior]
                                                     [Cystoseira adriatica subsp. tenuior]
                                                     [Cystoseira gerloffi]
                                                     [Cystoseira jabukae f. tenuissima]
                                                     [Cystoseira jabukae subsp. tenuissima]
                                                     [Cystoseira jabukae]
                                                     [Cystoseira rechingerii]
                                             Cystoseira squarrosa
                                                   [Cystoseira spinosa var. squarrosa]
                                             Cystoseira susanensis
                                             Cystoseira tamariscifolia
                                                   [Cystoseira ericoides var. divaricata]
                                                   [Cystoseira ericoides var. laevis]
                                                   [Fucus selaginoides]
                                                   [Fucus tamariscifolius]
                                             Cystoseira thyrsigera
                                             Cystoseira thysigera
                                               Cystoseira thysigera var. lepidium
                                             Cystoseira tingitana
                                             Cystoseira tophosa
                                             Cystoseira tuberculata
                                             Cystoseira turneri
                                             Cystoseira usneoides
                                                   [Fucus granulatus]
                                                   [Fucus usneoides]
                                             Cystoseira wildpretii
                                             Cystoseira zosteroides
                                                   [Carpodesmia opuntioides]
                                                   [Carpodesmia zosteroides]
                                                   [Cystoseira opuntioides]
                                                   [Fucus zosteroides]
                                     Enchophora
                                     Halidrys
                                             Halidrys murmanica
                                             Halidrys nana
                                             Halidrys siliquosa
                                                   [Cystoseira siliquosa]
                                                   [Fucus siliquosus]
                                                   [Halidrys siliquosa var. denudata]
                                                   [Halidrys siliquosa var. evesiculosa]
                                     Hizikia
                                     Hormophysa
                                             Hormophysa cuneiformis
                                                   [Cystoseira latifrons]
                                                   [Cystoseira nodularia]
                                                   [Cystoseira prolifera]
                                                   [Cystoseira triquetra]
                                                   [Fucus cuneiformis]
                                                   [Fucus nodularius]
                                                   [Fucus triqueter]
                                                   [Gongolaria prolifera]
                                                   [Gongolaria triquetra]
                                                   [Hormophysa articulata]
                                                   [Hormophysa latifrons]
                                                   [Hormophysa triquetra]
                                                   [Hormosira articulata]
                                                   [Hormosira nodularia]
                                                   [Hormosira triquetra]
                                                   [Moniliformia nodularia]
                                                   [Moniliformia triquetra]
                                     Landsburgia
                                             Landsburgia ilicifolia
                                             Landsburgia myricifolia
                                             Landsburgia quercifolia
                                     Myagropsis
                                             Myagropsis myagroides
                                                   [Cystophyllum caespitosum]
                                                   [Cystophyllum sisymbroides]
                                                   [Cystophyllum turneri]
                                                   [Cystoseira sisymbrioides]
                                                   [Fucus myagroides]
                                                   [Fucus sisymbryoides]
                                                   [Myagropsis turneri]
                                                   [Myagropsis yendoi]
                                                   [Sargassum sisymbryoides]
                                                   [Spongocarpus siliculosus]
                                     Myriodesma
                                           [Scaenophora]
                                             Myriodesma calophyllum
                                             Myriodesma harveyanum
                                             Myriodesma integrifolium
                                               Myriodesma integrifolium var. serrulatum
                                             Myriodesma leptophyllum
                                                   [Scaenophora australis]
                                             Myriodesma peronii
                                             Myriodesma quercifolium
                                                   [Fucus australis]
                                                   [Himanthalia australis]
                                                   [Lessonia quercifolia]
                                                   [Myriodesma bipinnatum]
                                                   [Myriodesma latifolium f. duriusculum]
                                                   [Myriodesma latifolium f. lineare]
                                                   [Myriodesma latifolium f. oblongum]
                                                   [Myriodesma latifolium]
                                             Myriodesma serrulatum
                                                   [Dictyomenia serrulata]
                                                   [Dictyopteris serrulata]
                                                   [Haliseris serrulata]
                                                   [Rhodomela serrulata]
                                             Myriodesma tuberosum
                                     Nizamuddinia
                                             Nizamuddinia zanardinii
                                                   [Sargassopsis zanardinii]
                                                   [Sargassum yemenense f. monstrosum]
                                                   [Sargassum zanardinii]
                                     Oerstedtia
                                             Oerstedtia scalaris
                                                   [Carpophyllum scalare]
                                                   [Contarinia australis]
                                                   [Oerstedtia australis]
                                     Palaeohalidrys
                                             Palaeohalidrys californica
                                     Phyllotricha
                                             Phyllotricha decipiens
                                                   [Cystoseira decipiens]
                                                   [Fucus decipiens]
                                                   [Sargassum decipiens]
                                             Phyllotricha sonderi
                                                   [Cystophora sonderi]
                                                   [Sargassum sonderi]
                                                   Phyllotricha sonderi f. evoluta
                                             Phyllotricha varians
                                                   [Sargassum varians]
                                             Phyllotricha verruculosa
                                                   [Cystophora verruculosa]
                                                   [Sargassum verruculosum]
                                     Platythalia
                                             Platythalia angustifolia
                                                   [Carpoglossum angustifolium]
                                                   [Myriodesma angustifolium]
                                             Platythalia quercifolia
                                                   [Carpoglossum quercifolium]
                                                   [Fucus quercifolius]
                                                   [Stephanocystis quercifolia]
                                     Polycladia
                                             Polycladia commersonii
                                             Polycladia heinii
                                                   [Acystis heinii]
                                             Polycladia indica
                                                   [Cystoseira indica]
                                                   [Stokeyia indica]
                                             Polycladia myrica
                                                   [Fucus myrica]
                                     Sargassopsis
                                             Sargassopsis decurrens
                                                   [Fucus decurrens]
                                                   [Pterocaulon peronii]
                                                   [Sargassopsis peronii]
                                                   [Sargassum decurrens]
                                                   [Sargassum peronii]
                                             Sargassopsis heteromorphum
                                                   [Sargassum heteromorphum]
                                             Sargassopsis kendrickii
                                                   [Sargassum flindersii]
                                                   [Sargassum kendrickii]
                                     Sargassum
                                           [Carpacanthus]
                                           [Halochloa]
                                           [Pterocaulon]
                                             Sargassum abbottiae
                                             Sargassum acinacifolium
                                             Sargassum acinaciforme
                                               Sargassum acinaciforme var. yemense
                                                     [Sargassum yemense]
                                             Sargassum acinaria
                                                   Sargassum acinaria f. obockianum
                                               Sargassum acinaria var. hildebrandtii
                                               Sargassum acinaria var. humile
                                                     [Sargassum acinaria f. humile]
                                               Sargassum acinaria var. mauritianum
                                                     [Sargassum mauritianum]
                                               Sargassum acinaria var. subdentatum
                                                     [Sargassum boveanum var. subdentatum]
                                             Sargassum acinarium
                                                   [Fucus linariifolius]
                                                   [Fucus linifolius]
                                                   [Sargassum linifolium f. gibraltica]
                                                   [Sargassum linifolium]
                                                   [Sargassum vulgare var. linifolium]
                                               Sargassum acinarium var. acinaris
                                               Sargassum acinarium var. crassiuscula
                                             Sargassum aemulum
                                               Sargassum aemulum var. carpophylloides
                                               Sargassum aemulum var. jouanii
                                             Sargassum agardhianum
                                             Sargassum agaviforme
                                             Sargassum albemarlense
                                             Sargassum albertisii
                                             Sargassum alternato-pinnatum
                                             Sargassum amabile
                                             Sargassum amaliae
                                             Sargassum amigdalifolium
                                             Sargassum ammophilum
                                             Sargassum angii
                                             Sargassum angustifolioides
                                             Sargassum angustifolium
                                                   [Fucus angustifolius]
                                                   [Sargassum flexile]
                                                   Sargassum angustifolium f. filiforme
                                             Sargassum aquifolium
                                                   [Fucus aquifolius]
                                                   [Sargassum anapense]
                                                   [Sargassum binderi var. incisifolium]
                                                   [Sargassum cinctum var. echinocarpum]
                                                   [Sargassum crassifolium var. samoensis]
                                                   [Sargassum crassifolium]
                                                   [Sargassum echinocarpum var. vitiense]
                                                   [Sargassum fonanonense]
                                                   [Sargassum spathulifolium var. neocaledonicum]
                                                   Sargassum aquifolium f. kuetzingianum
                                               Sargassum aquifolium var. intercedens
                                             Sargassum araii
                                             Sargassum armatum
                                             Sargassum arnaudianum
                                                   [Sargassum subrepandum var. arnaudianum]
                                               Sargassum arnaudianum var. assarkaense
                                             Sargassum asperifolium
                                               Sargassum asperifolium var. dissimile
                                             Sargassum assimile
                                               Sargassum assimile var. stipulatum
                                             Sargassum autumnale
                                             Sargassum bacciferum
                                                   Sargassum bacciferum f. angustum
                                                   Sargassum bacciferum f. capillifolium
                                               Sargassum bacciferum subsp. kuetzingianum
                                                     [Sargassum kuetzingianum]
                                               Sargassum bacciferum var. spinuligerum
                                             Sargassum baccularia
                                                   [Fucus baccularia]
                                               Sargassum baccularia var. lantowensis
                                               Sargassum baccularia var. subcompressum
                                             Sargassum balingasayense
                                             Sargassum banyuejiaoense
                                             Sargassum bataanense
                                             Sargassum beihaiense
                                             Sargassum belangeri
                                             Sargassum bermudense
                                               Sargassum bermudense var. contractum
                                               Sargassum bermudense var. hillebrandtii
                                               Sargassum bermudense var. pinnatifidum
                                               Sargassum bermudense var. stagnale
                                             Sargassum bicorne
                                             Sargassum binderi
                                               Sargassum binderi var. ceylanicum
                                             Sargassum biserrula
                                                   Sargassum biserrula f. ceylonense
                                                   Sargassum biserrula f. goodiense
                                                   Sargassum biserrula f. rudolphianum
                                               Sargassum biserrula var. apiculiferum
                                               Sargassum biserrula var. prionocarpum
                                               Sargassum biserrula var. singapoorense
                                               Sargassum biserrula var. tranquebarense
                                             Sargassum biserrulioides
                                             Sargassum biserrulum
                                                   Sargassum biserrulum f. hodeidense
                                                         [Sargassum biserrulum var. hodeidense]
                                             Sargassum boreale
                                             Sargassum boryanum
                                             Sargassum botruosum
                                                   Sargassum botruosum f. perangustatum
                                                   Sargassum botruosum f. rigidulum
                                             Sargassum botuliforme
                                             Sargassum boveanum
                                               Sargassum boveanum var. aterrimum
                                               Sargassum boveanum var. fuscescens
                                               Sargassum boveanum var. picconii
                                               Sargassum boveanum var. somalense
                                             Sargassum brachycarpum
                                             Sargassum brachyphyllum
                                             Sargassum brandegeei
                                             Sargassum brevifolium
                                                   Sargassum brevifolium f. chinensis
                                                   Sargassum brevifolium f. subecostatum
                                                         [Sargassum heterocystum var. muriculatum]
                                               Sargassum brevifolium var. pergracile
                                                     [Sargassum pergracile]
                                               Sargassum brevifolium var. pergracilis
                                             Sargassum bulbiferum
                                             Sargassum buxifolium
                                                   [Sargassum hystrix var. buxifolium]
                                             Sargassum californicum
                                                   [Sargassum fuliginosum var. californicum]
                                             Sargassum calophyllum
                                             Sargassum capillare
                                                   [Carpacanthus tenuis]
                                                   [Sargassum tenue var. capillare]
                                               Sargassum capillare var. koenigii
                                                     [Sargassum tenue var. koenigii]
                                               Sargassum capillare var. pseudocapillare
                                                     [Sargassum tenue var. pseudocapillare]
                                               Sargassum capillare var. tranquebarense
                                                     [Sargassum tenue f. tranquebarense]
                                             Sargassum capilliforme
                                             Sargassum capitatum
                                             Sargassum carpophyllum
                                                   [Sargassum flavicans f. glaucophylla]
                                                   [Sargassum flavicans var. moretonense]
                                               Sargassum carpophyllum var. aristiferum
                                               Sargassum carpophyllum var. compressum
                                               Sargassum carpophyllum var. honomense
                                               Sargassum carpophyllum var. leptophyllum
                                               Sargassum carpophyllum var. nhatrangense
                                                     [Sargassum piluliferum var. nhatrangense]
                                             Sargassum cavernulosum
                                             Sargassum cervicorne
                                                   [Sargassum binderi var. angustifolium]
                                                   [Sargassum binderi var. cervicorne]
                                                   [Sargassum swartzii var. ovatum]
                                             Sargassum chamissonis
                                             Sargassum cinctum
                                                   [Carpacanthus cinctus]
                                                   Sargassum cinctum f. apiculatum
                                                   Sargassum cinctum f. phyllocystum
                                                   Sargassum cinctum f. serrulatum
                                               Sargassum cinctum var. detonianum
                                               Sargassum cinctum var. elatum
                                               Sargassum cinctum var. gracilentum
                                               Sargassum cinctum var. mixtum
                                               Sargassum cinctum var. thiebautii
                                             Sargassum cinereum
                                               Sargassum cinereum var. berberifolium
                                                     [Sargassum cinereum f. berberifolioides]
                                               Sargassum cinereum var. lepidum
                                               Sargassum cinereum var. thunbergii
                                             Sargassum cinotum
                                             Sargassum claviferum
                                             Sargassum clonocarpum
                                             Sargassum concinnum
                                             Sargassum confusum
                                                   [Sargassum confusum f. validum]
                                                   [Sargassum turneri]
                                                   [Sargassum validum]
                                             Sargassum congkinhii
                                             Sargassum corderoi
                                             Sargassum coreanum
                                                   [Sargassum ringgoldianum subsp. coreanum]
                                             Sargassum coriifolium
                                                   Sargassum coriifolium f. duplicatum
                                                   Sargassum coriifolium f. prolongatum
                                                         [Sargassum prolongatum]
                                               Sargassum coriifolium var. bicuspidatum
                                                     [Sargassum cinctum var. bicuspidatum]
                                               Sargassum coriifolium var. echinocarpum
                                             Sargassum cornigerum
                                             Sargassum cornutifructum
                                             Sargassum costatum
                                             Sargassum cotoense
                                             Sargassum crispifolium
                                             Sargassum cristaefolium
                                               Sargassum cristaefolium var. condensatum
                                               Sargassum cristaefolium var. upolensis
                                             Sargassum cuneifolium
                                               Sargassum cuneifolium var. doriae
                                                     [Sargassum doriae]
                                               Sargassum cuneifolium var. integerrimum
                                                     [Sargassum fresenianum var. integerrimum]
                                               Sargassum cuneifolium var. kamaranense
                                                     [Sargassum cuneifolium f. kamaranense]
                                                     [Sargassum fresenianum var. kamaranense]
                                               Sargassum cuneifolium var. obscurum
                                                     [Sargassum saltii var. obscurum]
                                               Sargassum cuneifolium var. rigescens
                                                     [Sargassum fresenianum var. rigescens]
                                             Sargassum currimaoense
                                             Sargassum cylindrocarpum
                                             Sargassum cylindrocystum
                                               Sargassum cylindrocystum var. abyssinicum
                                               Sargassum cylindrocystum var. dubium
                                               Sargassum cylindrocystum var. faurotii
                                               Sargassum cylindrocystum var. levianum
                                               Sargassum cylindrocystum var. obockianum
                                             Sargassum cymosum
                                                   [Sargassum rigidulum]
                                                   Sargassum cymosum f. dichocarpum
                                                         [Sargassum dichocarpum]
                                               Sargassum cymosum var. cymosum
                                               Sargassum cymosum var. esperi
                                                     [Sargassum cheirifolium]
                                               Sargassum cymosum var. farlowii
                                               Sargassum cymosum var. gueinzii
                                               Sargassum cymosum var. nanum
                                               Sargassum cymosum var. preissii
                                               Sargassum cymosum var. scabriusculum
                                             Sargassum cystocarpum
                                             Sargassum cystophyllum
                                               Sargassum cystophyllum var. parcespinosa
                                             Sargassum dazhouense
                                             Sargassum decaisnei
                                               Sargassum decaisnei var. abyssinicum
                                             Sargassum densicystum
                                             Sargassum densifolium
                                             Sargassum denticarpum
                                             Sargassum dentifolium
                                                   [Carpacanthus dentifolius]
                                                   [Fucus dentifolius]
                                                   [Sargassum denticulatum]
                                             Sargassum desfontainesii
                                                   [Fucus desfontainesii]
                                                   [Sargassum comosum]
                                             Sargassum desvauxii
                                                   [Fucus desvauxii]
                                             Sargassum distichum
                                                   [Carpacanthus distichus]
                                                   [Sargassum cristatum]
                                             Sargassum divaricatum
                                             Sargassum diversifolium
                                                   [Fucus diversifolius]
                                             Sargassum dotyi
                                             Sargassum droserifolium
                                               Sargassum droserifolium var. spathulatum
                                             Sargassum dumosum
                                             Sargassum duplicatum
                                                   Sargassum duplicatum f. dubium
                                               Sargassum duplicatum var. rotundatum
                                             Sargassum echinocarpum
                                               Sargassum echinocarpum var. ambiguum
                                                     [Sargassum binderi var. ambiguum]
                                             Sargassum ecuadoreanum
                                             Sargassum elegans
                                               Sargassum elegans var. ludwigii
                                             Sargassum emarginatum
                                             Sargassum ensifolium
                                                   [Cystoseira ensifolia]
                                             Sargassum erinaceum
                                                   [Sargassum acanthicarpum]
                                             Sargassum erosum
                                             Sargassum erumpens
                                             Sargassum esperi
                                             Sargassum euryphyllum
                                                   [Sargassum ilicifolium var. euryphylla]
                                             Sargassum expansum
                                             Sargassum fallax
                                                   [Blossevillea fallax]
                                                   [Sargassum bracteolosum]
                                               Sargassum fallax var. cygnorum
                                               Sargassum fallax var. evesiculosum
                                             Sargassum feldmannii
                                                   [Sargassum echinocarpum var. phyllocysta]
                                             Sargassum fergusonii
                                             Sargassum filifolium
                                                   [Carpacanthus filifolius]
                                                   [Carpacanthus filiformis]
                                                   [Cystophyllum filifolium]
                                                   [Fucus filifolius]
                                               Sargassum filifolium var. aciculare
                                                     [Sargassum aciculare]
                                             Sargassum filiforme
                                             Sargassum filipendula
                                                   [Sargassum affine]
                                                   [Sargassum filipendula f. subcirerea]
                                                   Sargassum filipendula f. subedentatum
                                               Sargassum filipendula var. contractum
                                               Sargassum filipendula var. laxum
                                               Sargassum filipendula var. montagnei
                                                     [Sargassum montagnei]
                                               Sargassum filipendula var. pinnatum
                                             Sargassum fissifolium
                                                   [Fucus fissifolius]
                                               Sargassum fissifolium var. furcaefolium
                                             Sargassum flavicans
                                                   [Fucus flavicans]
                                               Sargassum flavicans var. nudum
                                               Sargassum flavicans var. pervillei
                                             Sargassum flavifolium
                                                   [Sargassum vulgare var. flavifolium]
                                             Sargassum fluitans
                                                   [Fucus baccifer var. oblongifolius]
                                                   [Sargassum hystrix var. fluitans]
                                             Sargassum fragile
                                             Sargassum fresenianum
                                               Sargassum fresenianum var. adenense
                                               Sargassum fresenianum var. bressaninii
                                                     [Sargassum cylindrocystum var. bressaninii]
                                               Sargassum fresenianum var. ilicifolioides
                                               Sargassum fresenianum var. obtusiusculum
                                               Sargassum fresenianum var. squarrulosum
                                               Sargassum fresenianum var. steudneri
                                             Sargassum frutescens
                                             Sargassum fruticulosum
                                             Sargassum fujianense
                                             Sargassum fuliginosoides
                                             Sargassum fuliginosum
                                             Sargassum fulvellum
                                                   [Fucus biserratus]
                                                   [Fucus fulvellus]
                                                   [Sargassum enerve]
                                                   [Sargassum fulvellum var. wilkesii]
                                                   [Sargassum mertensii]
                                                   [Spongocarpus enervus]
                                                   [Spongocarpus fulvellus]
                                             Sargassum furcatum
                                                   [Sargassum vulgare f. furcatum]
                                               Sargassum furcatum var. diversifolium
                                               Sargassum furcatum var. humile
                                             Sargassum fuscifolium
                                             Sargassum fusiforme
                                                   [Hizikia fusiformis]
                                             Sargassum galapagense
                                               Sargassum galapagense var. setifolium
                                             Sargassum gaudichaudii
                                                   [Carpacanthus gaudichaudii]
                                             Sargassum gemmiphorum
                                             Sargassum giganteifolium
                                             Sargassum glandulifolium
                                             Sargassum glaucescens
                                                   [Sargassum debile]
                                                   [Sargassum ornatum]
                                               Sargassum glaucescens var. ivanii
                                                     [Sargassum ivanii]
                                               Sargassum glaucescens var. wernerianum
                                             Sargassum globulariifolium
                                             Sargassum godeffroyi
                                             Sargassum gracile
                                               Sargassum gracile var. pseudogracile
                                               Sargassum gracile var. pseudogranuliferum
                                             Sargassum gracillimum
                                             Sargassum graminifolium
                                             Sargassum granuliferum
                                               Sargassum granuliferum var. dubiosum
                                             Sargassum grevillei
                                                   [Sargassum porosum]
                                             Sargassum guangdongii
                                             Sargassum hainanense
                                             Sargassum hemiphylloides
                                             Sargassum hemiphyllum
                                                   [Fucus hemiphyllus]
                                                   [Sargassum hemiphyllum f. edentatum]
                                                   [Sargassum hemiphyllum var. anisophyllum]
                                                   [Sargassum hemiphyllum var. micromerum]
                                                   [Sargassum henslowii]
                                                   [Sargassum micromerum]
                                                   [Spongocarpus hemiphyllus]
                                                   Sargassum hemiphyllum f. serratum
                                               Sargassum hemiphyllum var. chinense
                                             Sargassum henslowianum
                                               Sargassum henslowianum var. bellonae
                                             Sargassum herbaceum
                                                   [Carpacanthus herbaceus]
                                             Sargassum herklotsii
                                             Sargassum herporhizum
                                             Sargassum heterocystum
                                               Sargassum heterocystum var. timoriense
                                             Sargassum hildebrandtii
                                             Sargassum hombronianum
                                                   [Carpacanthus hombronianus]
                                               Sargassum hombronianum var. ferax
                                               Sargassum hombronianum var. manilense
                                                     [Sargassum polycystum var. manilense]
                                               Sargassum hombronianum var. plagiophylloides
                                             Sargassum horneri
                                                   [Fucus horneri]
                                                   [Sargassum filicinum]
                                                   [Sargassum horneri f. furcatodentatum]
                                                   [Sargassum horneri var. densum]
                                                   [Sargassum horneri var. spathulatum]
                                                   [Sargassum spathulatum]
                                                   [Spongocarpus horneri]
                                             Sargassum hornschuchii
                                                   [Stichophora hornschuchii]
                                               Sargassum hornschuchii var. lunense
                                                     [Sargassum lunense]
                                             Sargassum horridulum
                                             Sargassum horridum
                                                   [Sargassum marchantae]
                                             Sargassum howeanum
                                             Sargassum howellii
                                             Sargassum huangluense
                                             Sargassum hystrix
                                                   [Carpacanthus spinulosus]
                                               Sargassum hystrix var. ciliatum
                                               Sargassum hystrix var. spinulosum
                                             Sargassum ilicifolioides
                                             Sargassum ilicifolium
                                                   [Carpacanthus ilicifolius]
                                                   [Fucus ilicifolius]
                                                   [Sargassum berberifolium]
                                                   [Sargassum ilicifolium var. duplicatum]
                                                   [Sargassum ilicifolium var. oocystoides]
                                                   [Sargassum ilicifolium var. venustum]
                                                   [Sargassum turbinatifolium]
                                                   Sargassum ilicifolium f. benkulense
                                                   Sargassum ilicifolium f. erythraeum
                                                   Sargassum ilicifolium f. porosissimum
                                                   Sargassum ilicifolium f. pseudosquarrosum
                                               Sargassum ilicifolium var. acaraeocarpum
                                               Sargassum ilicifolium var. compactum
                                                     [Sargassum compactum]
                                               Sargassum ilicifolium var. conduplicatum
                                               Sargassum ilicifolium var. euryphyllum
                                               Sargassum ilicifolium var. fauvelii
                                               Sargassum ilicifolium var. lasgoriense
                                               Sargassum ilicifolium var. microdon
                                               Sargassum ilicifolium var. montebellense
                                                     [Sargassum subfalcatum var. montebellense]
                                               Sargassum ilicifolium var. pseudospinulosum
                                             Sargassum incanum
                                             Sargassum incisifolium
                                                   [Fucus incisifolius]
                                                   [Sargassum heterophyllum]
                                               Sargassum incisifolium var. nulliporum
                                               Sargassum incisifolium var. suhrii
                                             Sargassum integerrimum
                                             Sargassum integrifolioides
                                             Sargassum intermedium
                                             Sargassum involucratum
                                             Sargassum johnsonii
                                             Sargassum johnstonii
                                                   [Sargassum guardiense]
                                                   Sargassum johnstonii f. gracile
                                                         [Sargassum johnstonii f. laxius]
                                             Sargassum kashiwajimanum
                                             Sargassum kasyotense
                                             Sargassum kuetzingii
                                                   [Stichophora debilis]
                                             Sargassum kushimotense
                                             Sargassum lacerifolium
                                                   [Carpacanthus lacerifolius]
                                                   [Carpacanthus racemosus]
                                                   [Carpacanthus suhrii]
                                                   [Fucus lacerifolius]
                                                   [Sargassum acanthocarpum]
                                             Sargassum laevigatum
                                             Sargassum lanceolatum
                                               Sargassum lanceolatum var. colombo‘nse
                                               Sargassum lanceolatum var. nicobaricum
                                             Sargassum lapazeanum
                                                   [Sargassum bryantii]
                                                   [Sargassum insulare]
                                             Sargassum latifolium
                                                   [Carpacanthus latifolius]
                                                   [Fucus latifolius]
                                                   Sargassum latifolium f. polycarpum
                                                         [Sargassum polycarpum]
                                               Sargassum latifolium var. seychellense
                                               Sargassum latifolium var. zanzibaricum
                                             Sargassum laxifolium
                                             Sargassum leizhouense
                                             Sargassum lendigerum
                                                   [Fucus lendigerus]
                                                   [Sargassum cymosum var. lendigerum]
                                                   Sargassum lendigerum f. denticulata
                                                   Sargassum lendigerum f. rigidiusculum
                                                   Sargassum lendigerum f. subdelicatulum
                                               Sargassum lendigerum var. eiddense
                                               Sargassum lendigerum var. fissifolium
                                               Sargassum lendigerum var. furcifolium
                                               Sargassum lendigerum var. mombassaense
                                             Sargassum leptopodum
                                             Sargassum liebmannii
                                             Sargassum ligulatum
                                                   [Carpacanthus subalatus]
                                                   [Sargassum subalatum]
                                             Sargassum linearifolium
                                                   [Fucus linearifolius]
                                                   [Sargassum merrifieldiae]
                                               Sargassum linearifolium var. serrulatum
                                             Sargassum longicarpum
                                             Sargassum longicaulis
                                             Sargassum longifolius
                                             Sargassum longifructum
                                             Sargassum longivesiculosum
                                             Sargassum lophocarpum
                                             Sargassum macdougalii
                                             Sargassum macrocarpum
                                                   [Fucus longifolius var. angustifolius]
                                                   [Halochloa macrocarpa]
                                                   [Sargassum longifolius var. angustifolius]
                                                   [Sargassum tortile f. macrocarpum]
                                                   [Sargassum tortile var. angustifolium]
                                                   [Sargassum tortile var. macrocarpum]
                                             Sargassum macrophyllum
                                             Sargassum marcaccii
                                             Sargassum marginatum
                                                   [Carpacanthus ilicifolius var. marginatus]
                                                   [Sargassum ilicifolium var. marginatum]
                                                   Sargassum marginatum f. cannanorense
                                               Sargassum marginatum var. anjerense
                                               Sargassum marginatum var. diotis
                                                     [Sargassum cinctum var. diotis]
                                               Sargassum marginatum var. subplumbeum
                                             Sargassum mathiesonii
                                             Sargassum maximilianii
                                             Sargassum mcclurei
                                                   Sargassum mcclurei f. duplicatum
                                             Sargassum megalocystum
                                             Sargassum micracanthum
                                                   [Halochloa micracantha]
                                                   [Sargassum kiushianum]
                                                   [Sargassum micracanthum f. typicum]
                                                   [Sargassum micracanthum var. stipulatum]
                                             Sargassum microceratium
                                                   [Fucus microceratius]
                                                   [Myagropsis microceratia]
                                             Sargassum microcystum
                                                   [Carpacanthus microcystus]
                                                   Sargassum microcystum f. dilatatum
                                                   Sargassum microcystum f. luzonense
                                               Sargassum microcystum var. euryphyllum
                                                     [Sargassum polycystum var. euryphyllum]
                                               Sargassum microcystum var. microtis
                                             Sargassum microphyllum
                                                   [Carpacanthus microphyllus]
                                             Sargassum minimum
                                             Sargassum miyabei
                                                   [Sargassum kjellmanianum]
                                                   [Sargassum miyabei var. okiense]
                                             Sargassum muticum
                                                   [Sargassum kjellmanianum f. muticum]
                                             Sargassum myriocystum
                                               Sargassum myriocystum var. grandifolium
                                               Sargassum myriocystum var. latiusculum
                                             Sargassum namoense
                                             Sargassum nanshaense
                                             Sargassum naozhounse
                                             Sargassum natans
                                                   [Baccalaria natans]
                                                   [Baccalaria teres]
                                                   [Fucus baccifer]
                                                   [Fucus natans]
                                                   [Fucus sargasso]
                                             Sargassum neglectum
                                             Sargassum neurophorum
                                             Sargassum nigrescens
                                             Sargassum nigrifolioides
                                             Sargassum nigrifolium
                                             Sargassum nipponicum
                                             Sargassum notarisii
                                                   [Fucus forsskalii]
                                                   [Sargassum crispum var. notarisii]
                                                   [Sargassum crispum]
                                                   [Sargassum forsskalii var. notarisii]
                                                   [Sargassum forsskalii]
                                             Sargassum novae-hollandiae
                                               Sargassum novae-hollandiae var. subdistichum
                                                     [Sargassum stenophyllum var. subdistichum]
                                             Sargassum nozhouense
                                             Sargassum obovatum
                                               Sargassum obovatum var. pfeifferae
                                                     [Sargassum pfeifferae]
                                               Sargassum obovatum var. robillardii
                                             Sargassum obtusifolium
                                                   [Sargassum divaricatum var. chilensis]
                                                   [Sargassum hawaiiense]
                                                   [Sargassum obtusifolium f. chamberlainii]
                                                   [Sargassum obtusifolium f. lendigersides]
                                                   [Sargassum skottsbergii]
                                               Sargassum obtusifolium var. reichelii
                                             Sargassum odontocarpum
                                               Sargassum odontocarpum var. lanceolatum
                                                     [Sargassum cinctum var. lanceolatum]
                                                     [Sargassum coriifolium var. lanceolatum]
                                             Sargassum ohnoi
                                             Sargassum okamurae
                                             Sargassum oligocystum
                                                   [Carpacanthus oligocystus]
                                               Sargassum oligocystum var. bernardium
                                               Sargassum oligocystum var. maheense
                                               Sargassum oligocystum var. subflexuosum
                                             Sargassum oocyste
                                               Sargassum oocyste var. bernardinum
                                               Sargassum oocyste var. chierchii
                                               Sargassum oocyste var. conduplicatum
                                             Sargassum orotavicum
                                             Sargassum pachycarpum
                                             Sargassum pacificum
                                                   [Sargassum bacciferum var. latiuscula]
                                                   [Sargassum biserrula f. pacificum]
                                                   [Sargassum boraborense]
                                                   [Sargassum cheirifolium var. tahitense]
                                                   [Sargassum mangarevense]
                                                   [Sargassum obtusifolium var. boraborense]
                                                   [Sargassum sociale]
                                                   [Sargassum tahitense]
                                                   [Sargassum vulgare var. mangarevense]
                                                   [Sargassum vulgare var. sociale]
                                                   Sargassum pacificum f. congestum
                                                   Sargassum pacificum f. rigidiusculum
                                                   Sargassum pacificum f. subdelicatulum
                                               Sargassum pacificum var. megaphyllum
                                             Sargassum pallidum
                                                   [Fucus pallidus]
                                                   [Halochloa pallida]
                                             Sargassum palmeri
                                                   [Sargassum dissectifolium]
                                             Sargassum paniculatum
                                             Sargassum paradoxum
                                                   [Fucus paradoxus]
                                                   [Sargassum grande]
                                                   [Sargassum gunnianum]
                                                   [Sargassum membranaceum]
                                                   [Sargassum undulatum]
                                             Sargassum parvifolioides
                                             Sargassum parvifolium
                                                   [Carpacanthus parvifolius]
                                                   [Fucus parvifolius]
                                                   [Sargassum polycystum var. parvifolium]
                                                   Sargassum parvifolium f. runcinatum
                                                         [Sargassum polycystum f. runcinatum]
                                               Sargassum parvifolium var. remissum
                                             Sargassum parvivesiculosum
                                             Sargassum parvulum
                                             Sargassum patens
                                                   [Fucus patens]
                                               Sargassum patens var. rodgersianum
                                                     [Sargassum rodgersianum]
                                               Sargassum patens var. schizophyllum
                                                     [Halochloa schizophylla]
                                             Sargassum persicum
                                             Sargassum phamhoangii
                                             Sargassum philippinense
                                             Sargassum phyllocystum
                                             Sargassum picconii
                                             Sargassum piluliferum
                                                   [Fucus pilulifer]
                                                   [Fucus pinnatifolius]
                                                   [Sargassum henslowianum var. pinnatifolium]
                                                   [Sargassum piluliferum var. pinnatifolium]
                                                   [Sargassum pinnatifolium]
                                                   [Sargassum setaceum]
                                               Sargassum piluliferum var. serratifolium
                                             Sargassum pinnatifidum
                                             Sargassum pinnatiphyllum
                                             Sargassum plagiophyllum
                                                   [Sargassum stolonifolium]
                                               Sargassum plagiophyllum var. benkulense
                                               Sargassum plagiophyllum var. consimile
                                               Sargassum plagiophyllum var. hebetatum
                                               Sargassum plagiophyllum var. singapoorense
                                             Sargassum platycarpum
                                               Sargassum platycarpum var. bermudensis
                                               Sargassum platycarpum var. lenormandii
                                             Sargassum podacanthoides
                                             Sargassum podacanthum
                                             Sargassum polyacanthum
                                                   Sargassum polyacanthum f. americanum
                                             Sargassum polyceratium
                                                   [Carpacanthus polyceratius]
                                               Sargassum polyceratium var. ovatum
                                             Sargassum polycystum
                                                   [Sargassum ambiguum]
                                                   [Sargassum myriocystum f. horridula]
                                                   [Sargassum myriocystum var. elegans]
                                                   [Sargassum opacum]
                                                   [Sargassum polycystum var. horridulum]
                                                   [Sargassum pygmaeum]
                                                   [Sargassum spinuligerum f. humilis littoralis]
                                                   Sargassum polycystum f. crinitum
                                                   Sargassum polycystum f. festivum
                                                   Sargassum polycystum f. intercedens
                                                   Sargassum polycystum f. proliferum
                                               Sargassum polycystum var. linearifolium
                                               Sargassum polycystum var. onustum
                                             Sargassum polyphyllum
                                                   [Sargassum densum]
                                                   [Sargassum incisum]
                                                   [Sargassum polyphyllum var. densa]
                                                   [Sargassum polyphyllum var. fissifolium]
                                                   [Sargassum polyphyllum var. horridula]
                                             Sargassum polyporum
                                             Sargassum porterianum
                                               Sargassum porterianum var. phyllocystum
                                               Sargassum porterianum var. rigidulum
                                             Sargassum portieranum
                                               Sargassum portieranum var. mombassiense
                                             Sargassum portierianum
                                                   Sargassum portierianum f. lendigerioides
                                             Sargassum primitivum
                                             Sargassum prismaticum
                                             Sargassum pseudocystocarpum
                                             Sargassum pseudolanceolatum
                                             Sargassum pterocystum
                                             Sargassum pteropleuron
                                             Sargassum pulchellum
                                               Sargassum pulchellum var. gracilensis
                                               Sargassum pulchellum var. subspathulatum
                                             Sargassum pumilum
                                             Sargassum pusillum
                                             Sargassum pyriforme
                                                   Sargassum pyriforme f. erythraeum
                                             Sargassum qingdaoense
                                             Sargassum qinzhounse
                                             Sargassum qionghaiense
                                             Sargassum quinhonense
                                             Sargassum ramentaceum
                                             Sargassum ramifolium
                                                   [Sargassum cymosum var. ramifolia]
                                             Sargassum raoulii
                                             Sargassum rhizophorum
                                             Sargassum ringgoldianum
                                                   [Anthophycus japonicus]
                                                   [Carpophyllum japonicum]
                                                   [Sargassum ringoldianum var. costatum]
                                             Sargassum ringoldianum
                                             Sargassum robustum
                                             Sargassum rostratum
                                             Sargassum ryukyuense
                                             Sargassum sagamianum
                                             Sargassum salicifolioides
                                                   [Sargassum hyugaense]
                                             Sargassum salicifolium
                                                   Sargassum salicifolium f. diversifolia
                                             Sargassum saltii
                                                   [Carpacanthus saltii]
                                                   [Fucus saltii]
                                               Sargassum saltii var. dancalense
                                             Sargassum samarense
                                             Sargassum sandei
                                                   Sargassum sandei f. heterophyllum
                                             Sargassum sanyaense
                                             Sargassum saundersii
                                             Sargassum scabridum
                                             Sargassum scherzerianum
                                             Sargassum scoparium
                                               Sargassum scoparium var. tenue
                                             Sargassum scopula
                                             Sargassum segii
                                                   [Sargassum racemosum]
                                                   [Sargassum ringoldianum f. ellipticum]
                                             Sargassum serratifolium
                                                   [Fucus serratifolius]
                                                   [Halochloa longifolia]
                                                   [Halochloa serratifolia var. longifolia]
                                                   [Halochloa serratifolia]
                                             Sargassum serratum
                                             Sargassum setifolium
                                             Sargassum shandongense
                                                   Sargassum shandongense f. lineare
                                                   Sargassum shandongense f. linearium
                                             Sargassum shangchuanii
                                             Sargassum siliculosoides
                                             Sargassum siliquastrum
                                                   [Cystoseira siliquastra]
                                                   [Fucus scoparius]
                                                   [Fucus siliquastrus]
                                                   [Fucus tortilis var. angustifolius]
                                                   [Fucus tortilis]
                                                   [Halochloa macracantha]
                                                   [Halochloa pachycarpa]
                                                   [Halochloa polyacantha]
                                                   [Halochloa scoparia]
                                                   [Halochloa siliquastra]
                                                   [Halochloa tenuis]
                                                   [Halochloa tortilis]
                                                   [Sargassum corynecarpum]
                                                   [Sargassum macracanthum]
                                                   [Sargassum scoparium var. pachycarpum]
                                                   [Sargassum siliquastrum var. capitellatum]
                                                   [Sargassum siliquastrum var. nipponense]
                                                   [Sargassum siliquastrum var. pyriferum]
                                                   [Sargassum tortile f. ulophyllum]
                                                   [Sargassum tortile var. macracanthum]
                                                   [Sargassum tortile var. polyacanthum]
                                                   [Sargassum tortile]
                                             Sargassum siliquosum
                                               Sargassum siliquosum var. basilanicum
                                               Sargassum siliquosum var. bicornutum
                                               Sargassum siliquosum var. manipense
                                             Sargassum silvae
                                             Sargassum silvai
                                             Sargassum sinclairii
                                             Sargassum sinicola
                                               Sargassum sinicola subsp. camouii
                                                     [Sargassum camouii]
                                                     [Sargassum sinicola var. camouii]
                                               Sargassum sinicola subsp. sinicola
                                             Sargassum sonorense
                                                   [Sargassum asymmetricum]
                                             Sargassum spathulifolium
                                                   Sargassum spathulifolium f. cuneatum
                                                   Sargassum spathulifolium f. suboppositum
                                                         [Sargassum hybridum var. suboppositum]
                                               Sargassum spathulifolium var. amfilense
                                               Sargassum spathulifolium var. hybridum
                                                     [Sargassum hybridum]
                                               Sargassum spathulifolium var. petiolatum
                                                     [Sargassum petiolatum]
                                             Sargassum spathulophyllum
                                             Sargassum spinifex
                                             Sargassum spinuligerum
                                                   [Sargassum spinuligerum f. angustifolia]
                                                   [Sargassum spinuligerum f. asperrima]
                                                   [Sargassum spinuligerum f. intermedia]
                                                   [Sargassum spinuligerum var. stenophylla]
                                             Sargassum squarrosum
                                                   [Sargassum ilicifolium var. squarrosum]
                                                   Sargassum squarrosum f. sumatranum
                                             Sargassum steinitzii
                                             Sargassum stenophyllum
                                                   [Sargassum cymosum var. stenophyllum]
                                             Sargassum subdroserifolium
                                             Sargassum subfalcatum
                                             Sargassum subrepandum
                                                   [Fucus subrepandus]
                                                   Sargassum subrepandum f. angustifolium
                                                   Sargassum subrepandum f. apiculiferum
                                                   Sargassum subrepandum f. biauriculatum
                                                   Sargassum subrepandum f. edentatum
                                                   Sargassum subrepandum f. fissidens
                                                   Sargassum subrepandum f. hemiphylloides
                                                   Sargassum subrepandum f. massauense
                                                         [Sargassum subrepandum var. massauense]
                                                   Sargassum subrepandum f. parcedentatum
                                                   Sargassum subrepandum f. parvifolium
                                                   Sargassum subrepandum f. paucidentatum
                                                   Sargassum subrepandum f. turneri
                                                         [Carpacanthus turneri]
                                                         [Fucus natans var. acanthicarpus]
                                               Sargassum subrepandum var. brevifolium
                                               Sargassum subrepandum var. dentatum
                                               Sargassum subrepandum var. euryphyllum
                                               Sargassum subrepandum var. figarianum
                                                     [Sargassum figarianum]
                                               Sargassum subrepandum var. forskalii
                                               Sargassum subrepandum var. rueppellii
                                                     [Sargassum rueppellii]
                                               Sargassum subrepandum var. schweinfurthii
                                             Sargassum subspathulatum
                                             Sargassum subtilissimum
                                             Sargassum sullivanii
                                             Sargassum swartzii
                                                   [Sargassum acutifolium]
                                             Sargassum symphyorhizoideum
                                             Sargassum taeniatum
                                             Sargassum taiwanicum
                                             Sargassum telephifolium
                                                   [Fucus telephifolius]
                                               Sargassum telephifolium var. natalense
                                             Sargassum templetonii
                                             Sargassum tenerrimum
                                                   [Carpacanthus tenerrimus]
                                               Sargassum tenerrimum var. ambiguum
                                               Sargassum tenerrimum var. campbellianum
                                                     [Sargassum campbellianum]
                                             Sargassum tenue
                                               Sargassum tenue var. acrocystus
                                               Sargassum tenue var. fuscescens
                                               Sargassum tenue var. gardneri
                                             Sargassum tenuifolioides
                                             Sargassum tenuifolium
                                             Sargassum tenuissimum
                                                   [Sargassum vulgare var. tenuissimum]
                                               Sargassum tenuissimum var. kosseirense
                                             Sargassum teretifolium
                                             Sargassum thivyae
                                             Sargassum thunbergii
                                                   [Cystophyllum swartzii]
                                                   [Cystophyllum thunbergii]
                                                   [Cystoseira swartzii]
                                                   [Cystoseira thunbergii]
                                                   [Fucus swartzii]
                                                   [Fucus thunbergii]
                                                   [Myagropsis swartzii]
                                                   [Myagropsis thunbergii]
                                                   [Rhodomela swartzii]
                                                   [Rhodomela thunbergii]
                                                   [Sargassum swartzianum]
                                                   [Sargassum thunbergii f. latifolium]
                                                   [Sargassum thunbergii f. nipponicum]
                                                   [Sargassum thunbergii f. swartzianum]
                                                   [Sargassum thunbergii f. typicum]
                                                   [Turbinaria swartzii]
                                                   [Turbinaria thunbergii]
                                             Sargassum tilesii
                                             Sargassum torvum
                                             Sargassum tosaense
                                             Sargassum trichocarpum
                                                   [Sargassum vulgare var. trichocarpum]
                                             Sargassum trichophyllum
                                                   [Carpacanthus trichophyllus]
                                                   [Sargassum scoparium var. trichophyllum]
                                               Sargassum trichophyllum var. turneri
                                             Sargassum tristichum
                                                   [Carpacanthus biformis]
                                                   [Carpacanthus oligophyllus]
                                                   [Carpacanthus tristichus]
                                                   [Cystoseira tristicha]
                                                   [Sargassum biforme var. heterophyllum]
                                                   [Sargassum biforme var. isophyllum]
                                                   [Sargassum biforme]
                                                   [Sargassum isophyllum]
                                               Sargassum tristichum var. hemiphylloides
                                               Sargassum tristichum var. integriusculum
                                             Sargassum turbinarioides
                                             Sargassum umezakii
                                             Sargassum vachellianum
                                             Sargassum vaysierianum
                                                   Sargassum vaysierianum f. macrocarpum
                                               Sargassum vaysierianum var. acinarioides
                                               Sargassum vaysierianum var. assabiense
                                                     [Sargassum acinaria var. assabiense]
                                               Sargassum vaysierianum var. assarkense
                                                     [Sargassum vaysierianum f. scaraense]
                                                     [Sargassum vaysierianum var. scaraense]
                                               Sargassum vaysierianum var. diseense
                                               Sargassum vaysierianum var. ehrenbergii
                                             Sargassum velasquezii
                                             Sargassum verrucosum
                                               Sargassum verrucosum var. acuminatum
                                               Sargassum verrucosum var. djeddahense
                                             Sargassum vestitum
                                                   [Carpacanthus vestitus]
                                                   [Fucus vestitus]
                                                   [Sargassum rhyncophorum]
                                             Sargassum vietnamense
                                             Sargassum vigorosum
                                             Sargassum virescens
                                             Sargassum virgatum
                                                   [Fucus virgatus]
                                                   [Sargassum leptophyllum]
                                               Sargassum virgatum var. erythreum
                                             Sargassum vizcainense
                                             Sargassum vulgare
                                                   [Fucus salicifolius]
                                                   [Sargassum coarctatum]
                                                   [Sargassum megalophyllum]
                                                   [Sargassum vulgare var. megalophyllum]
                                                   Sargassum vulgare f. brevipes
                                                         [Sargassum brevipes]
                                                   Sargassum vulgare f. diversifolium
                                                   Sargassum vulgare f. humile
                                                   Sargassum vulgare f. linearifolium
                                                   Sargassum vulgare f. ovatum
                                               Sargassum vulgare var. angustifolium
                                                     [Fucus natans var. angustifolius]
                                               Sargassum vulgare var. foliosissimum
                                                     [Fucus foliosissimus]
                                               Sargassum vulgare var. indicum
                                               Sargassum vulgare var. lanceolatum
                                               Sargassum vulgare var. latifolium
                                               Sargassum vulgare var. linearifolium
                                               Sargassum vulgare var. nanum
                                               Sargassum vulgare var. vulgare
                                             Sargassum wakayamaense
                                             Sargassum wangii
                                             Sargassum weizhouense
                                             Sargassum weizhounse
                                             Sargassum wenchangense
                                             Sargassum wightii
                                                   Sargassum wightii f. sublineare
                                                   Sargassum wightii f. submembranaceum
                                               Sargassum wightii var. petiolatum
                                             Sargassum wolfii
                                             Sargassum xishaense
                                             Sargassum yamadae
                                             Sargassum yamamotoi
                                             Sargassum yemenense
                                             Sargassum yendoi
                                                   [Sargassum henslowianum var. condensatum]
                                             Sargassum yezoense
                                                   [Sargassum sagamianum var. yezoense]
                                             Sargassum yinggehaiense
                                             Sargassum yongxingense
                                             Sargassum yoshidae
                                             Sargassum zacae
                                             Sargassum zhangii
                                     Scaberia
                                             Scaberia agardhii
                                             Scaberia rugulosa
                                                   [Enchophora rugulosa]
                                                   [Sargassum rugulosum]
                                     Spongocarpus
                                     Stichophora
                                     Stolonophora
                                             Stolonophora brandegeei
                                                   [Blossevillea brandegeei]
                                     Treptacantha
                                             Treptacantha barbata
                                                   [Cystoseira hoppii]
                                     Turbinaria
                                             Turbinaria capensis
                                             Turbinaria condensata
                                                   [Turbinaria dentata]
                                             Turbinaria conoides
                                                   [Turbinaria vulgaris var. conoides]
                                                   Turbinaria conoides f. laticuspidata
                                                   Turbinaria conoides f. retroflexa
                                             Turbinaria crateriformis
                                             Turbinaria decurrens
                                                   [Turbinaria vulgaris var. decurrens]
                                             Turbinaria denudata
                                               Turbinaria denudata var. javanica
                                             Turbinaria elatensis
                                             Turbinaria filamentosa
                                             Turbinaria filiformis
                                             Turbinaria foliosa
                                             Turbinaria fusiformis
                                                   Turbinaria fusiformis f. clavigera
                                             Turbinaria gracilis
                                             Turbinaria havanensis
                                             Turbinaria heterophylla
                                             Turbinaria indica
                                             Turbinaria kenyaensis
                                             Turbinaria luzonensis
                                             Turbinaria membranacea
                                             Turbinaria murrayana
                                             Turbinaria ornata
                                                   [Fucus turbinatus var. ornata]
                                                   [Sargassum turbinatum var. ornatum]
                                                   Turbinaria ornata f. cordata
                                                   Turbinaria ornata f. ecoronata
                                                         [Turbinaria ornata var. ecoronata]
                                                   Turbinaria ornata f. evesiculosa
                                                         [Turbinaria conoides var. evesiculosa]
                                                   Turbinaria ornata f. hainanensis
                                               Turbinaria ornata var. cordata
                                               Turbinaria ornata var. prolifera
                                               Turbinaria ornata var. serrata
                                               Turbinaria ornata var. serrulata
                                             Turbinaria papenfussii
                                             Turbinaria parvifolia
                                             Turbinaria tanzaniensis
                                             Turbinaria tetra?dra
                                             Turbinaria trialata
                                               Turbinaria trialata var. capensis
                                               Turbinaria trialata var. havanensis
                                             Turbinaria tricostata
                                                   [Turbinaria costata]
                                               Turbinaria tricostata var. weberiae
                                             Turbinaria triquetra
                                                   [Turbinaria vulgaris var. triquetra]
                                             Turbinaria turbinata
                                                   [Fucus turbinatus]
                                                   [Sargassum turbinatum]
                                                   [Turbinaria vulgaris var. trialata]
                                             Turbinaria vulgaris

Problematic Rooting (198968)
                                               Sargassum linifolium var. salicifolium

Problematic Rooting (3638)
                                             Abrotanifolia discors
                                             Abrotanifolia foeniculacea
                                             Abrotanifolia loeflingii
                                             Abrotanifolia mucronata

Problematic Rooting (4150)
                                             Blossevillea arabica
                                             Blossevillea botryocystis
                                             Blossevillea campylocoma
                                             Blossevillea caudata
                                             Blossevillea cephalornithos
                                             Blossevillea clumosa
                                             Blossevillea decipiens
                                             Blossevillea distenta
                                             Blossevillea dumosa
                                             Blossevillea ensifolia
                                             Blossevillea grevillii
                                             Blossevillea heterophylla
                                             Blossevillea intermedia
                                                   Blossevillea intermedia f. vesiculifera
                                             Blossevillea monilifera
                                             Blossevillea myosuroides
                                             Blossevillea oocystis
                                             Blossevillea ornithocephala
                                             Blossevillea paradoxa
                                             Blossevillea pectinata
                                             Blossevillea penicilifera
                                             Blossevillea platylobium
                                             Blossevillea polycystidea
                                             Blossevillea retorta
                                             Blossevillea retroflexa
                                             Blossevillea scalaris
                                             Blossevillea siliquosa
                                             Blossevillea subfarcinata
                                             Blossevillea thyrsigera
                                             Blossevillea tuberculata

Problematic Rooting (4310)
                                             Carpacanthus biserrula
                                             Carpacanthus heterocystus

Problematic Rooting (4922)
                                             Cystophyllum fusiforme
                                               Cystophyllum fusiforme var. clavvigerum
                                             Cystophyllum hildebrandtii
                                             Cystophyllum lepidium

Problematic Rooting (5715)
                                             Halochloa heterophylla
                                             Halochloa patens

Problematic Rooting (7910)
                                             Sirophysalis trinodis
                                                   [Cystophyllum trinode]
                                                   [Cystoseira trinodis var. confluens]
                                                   [Cystoseira trinodis]
                                                   [Fucus trinodis]

Problematic Rooting (8074)
                                             Stephanocystis crassipes
                                                   [Cystophyllum crasspies]
                                                   [Cystoseira crassipes]
                                                   [Fucus crassipes]
                                             Stephanocystis dioica
                                                   [Halidrys dioica]
                                             Stephanocystis geminata
                                                   [Cystophyllum geminatum]
                                                   [Cystoseira crassipes subsp. geminata]
                                                   [Cystoseira geminata]
                                             Stephanocystis hakodatensis
                                                   [Cystophyllum hakodatense]
                                                   [Cystoseira hakodatensis]
                                             Stephanocystis neglecta
                                                   [Cystoseira neglecta]
                                             Stephanocystis osmundacea
                                                   [Cystoseira douglasii]
                                                   [Cystoseira expansa]
                                                   [Cystoseira osmundacea f. expansa]
                                                   [Cystoseira osmundacea f. typica]
                                                   [Cystoseira osmundacea]
                                                   [Fucus osmundaceus]
                                                   [Halidrys osmundacea]
                                             Stephanocystis setchellii
                                                   [Cystoseira setchellii]