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  Chromista
      Heterokontophyta
            Phaeophyceae
                    Fucales
                            Fucaceae
                                     Ascophyllum
                                           [Ascophylla]
                                           [Fucodium]
                                           [Halicoccus]
                                           [Ozothallia]
                                           [Physocaulon]
                                             Ascophyllum nodosum
                                                   [Ascophylla laevigata]
                                                   [Ascophylla nodosa]
                                                   [Ascophyllum mackayi f. robertsonii]
                                                   [Ascophyllum mackayi]
                                                   [Ascophyllum nodosum f. denudatum]
                                                   [Ascophyllum nodosum f. mackayi]
                                                   [Ascophyllum nodosum f. scorpioides]
                                                   [Ascophyllum nodosum var. furcatum]
                                                   [Ascophyllum nodosum var. lusitanicum]
                                                   [Ascophyllum nodosum var. mackayi]
                                                   [Ascophyllum nodosum var. minor]
                                                   [Ascophyllum nodosum var. scorpioides]
                                                   [Ascophyllum nodosum var. siliquatum]
                                                   [Ascophyllum nodosum var. typicum]
                                                   [Ascophyllum robertsonii]
                                                   [Chordaria scorpioides]
                                                   [Fucodium nodosum var. scorpioides]
                                                   [Fucodium nodosum]
                                                   [Fucus mackayi]
                                                   [Fucus nodosus var. denudatus]
                                                   [Fucus nodosus var. evesiculosus]
                                                   [Fucus nodosus var. siliquatus]
                                                   [Fucus nodosus]
                                                   [Halicoccus nodosus var. furcatus]
                                                   [Halicoccus nodosus]
                                                   [Halidrys siliquosa var. minor]
                                                   [Ozothallia nodosa f. furcata]
                                                   [Ozothallia nodosa]
                                                   [Ozothallia vulgaris]
                                                   [Physocaulon mackayi]
                                                   [Physocaulon nodosum]
                                     Fucus
                                             Fucus abnormis
                                             Fucus acicularis
                                             Fucus acinaria
                                               Fucus acinaria var. megalocarpus
                                             Fucus acinarius
                                               Fucus acinarius var. pycnocistus
                                             Fucus aculeatus
                                               Fucus aculeatus var. caudatus
                                             Fucus acutus
                                             Fucus aeruginosus
                                               Fucus aeruginosus var. nudiusculus
                                             Fucus alatus
                                               Fucus alatus var. dilatatus
                                               Fucus alatus var. filiformis
                                               Fucus alatus var. latifolius
                                             Fucus albidus
                                             Fucus albus
                                             Fucus allantoides
                                             Fucus angulatus
                                             Fucus antennulatus
                                             Fucus aphyllantos
                                             Fucus articulatus
                                             Fucus atomarius
                                             Fucus axillaris
                                               Fucus axillaris var. ex
                                               Fucus axillaris var. latior
                                             Fucus bacciferus
                                               Fucus bacciferus var. oblongifolius
                                             Fucus barbatus
                                               Fucus barbatus var. mucronatus
                                             Fucus barbulatus
                                             Fucus bastera
                                             Fucus bicornis
                                               Fucus bicornis var. anomalus
                                             Fucus bifidus
                                               Fucus bifidus var. angustatus
                                               Fucus bifidus var. ciliatus
                                               Fucus bifidus var. lacer
                                                     [Fucus lacer]
                                               Fucus bifidus var. sinuosus
                                               Fucus bifidus var. subpalmatus
                                             Fucus bipinnatus
                                             Fucus botryoid
                                             Fucus brevifolius
                                             Fucus buxbaumii
                                             Fucus callopilophorus
                                             Fucus capensis
                                             Fucus capitatus
                                             Fucus capreolatus
                                             Fucus caranoides
                                                   Fucus caranoides f. Harveyana
                                                   Fucus caranoides f. divergens
                                             Fucus cartilagineus
                                             Fucus caulescens
                                             Fucus ceranoides
                                                   [Fucus ceranoides f. divergens]
                                                   [Fucus ceranoides f. harveyanus]
                                                   [Fucus divergens]
                                                   Fucus ceranoides f. lacustris
                                                   Fucus ceranoides f. latrifrons
                                                   Fucus ceranoides f. ramosissima
                                                   Fucus ceranoides f. typicus
                                               Fucus ceranoides var. glomerata
                                               Fucus ceranoides var. lacerus
                                               Fucus ceranoides var. limicola
                                               Fucus ceranoides var. linearis
                                               Fucus ceranoides var. longifructus
                                               Fucus ceranoides var. proliferatus
                                               Fucus ceranoides var. vesiculosus
                                             Fucus chalonii
                                               Fucus chalonii var. minimus
                                             Fucus chemnitzia
                                               Fucus chemnitzia var. peltatus
                                             Fucus ciliatus
                                               Fucus ciliatus var. angustus
                                               Fucus ciliatus var. lanceolatus
                                               Fucus ciliatus var. medius
                                               Fucus ciliatus var. palmatus
                                               Fucus ciliatus var. pinnatifidus
                                             Fucus cirrhifolius
                                             Fucus clavatus
                                             Fucus coarctatus
                                             Fucus commersonii
                                             Fucus comosus
                                               Fucus comosus var. subintegerrimus
                                               Fucus comosus var. subintegrifolius
                                             Fucus compressus
                                             Fucus confervicola
                                             Fucus confervoides
                                               Fucus confervoides var. albidus
                                               Fucus confervoides var. fastigiatus
                                               Fucus confervoides var. implexus
                                               Fucus confervoides var. procerrimus
                                               Fucus confervoides var. ramosissimus
                                               Fucus confervoides var. sordidus
                                               Fucus confervoides var. subsimplex
                                             Fucus conglobatus
                                             Fucus conoides
                                             Fucus coriaceus
                                             Fucus corneus
                                               Fucus corneus var. capillaceus
                                               Fucus corneus var. deformis
                                               Fucus corneus var. elegans
                                               Fucus corneus var. filicinus
                                               Fucus corneus var. planus
                                               Fucus corneus var. sericeus
                                               Fucus corneus var. uniformis
                                             Fucus corniculatus
                                             Fucus coronopifolius
                                               Fucus coronopifolius var. Woodward
                                             Fucus corrigerus
                                             Fucus cottonii
                                                   [Fucus muscoides]
                                                   [Fucus vesiculosus var. muscoides]
                                             Fucus cribrosus
                                             Fucus crinalis
                                               Fucus crinalis var. ex
                                             Fucus crispus
                                               Fucus crispus var. communis
                                               Fucus crispus var. compressus
                                               Fucus crispus var. stellatus
                                               Fucus crispus var. viridis
                                             Fucus cristatus
                                               Fucus cristatus var. valentiae
                                             Fucus cyanospermus
                                             Fucus cystocarpus
                                             Fucus dasyphyllus
                                               Fucus dasyphyllus var. articulatus
                                             Fucus deformis
                                             Fucus degenerativus
                                             Fucus denudatus
                                             Fucus deustus
                                             Fucus diaphanus
                                             Fucus dichotomus
                                               Fucus dichotomus var. arcassonensis
                                             Fucus diffusus
                                             Fucus disciplinalis
                                             Fucus distichus
                                                   [Fucus anceps]
                                                   [Fucus distichus f. abbreviatus]
                                                   [Fucus distichus f. anceps]
                                                   [Fucus distichus f. robustior]
                                                   [Fucus distichus f. tenuior]
                                                   [Fucus distichus subsp. anceps]
                                                   [Fucus distichus var. miclonensis]
                                                   [Fucus distichus var. robustior]
                                                   [Fucus distichus var. tenuior]
                                                   [Fucus fueci f. elenkini]
                                                   [Fucus fueci f. ruprechti]
                                                   [Fucus furcatus f. angustus]
                                                   [Fucus furcatus f. elongatus]
                                                   [Fucus furcatus f. luxurians]
                                                   [Fucus furcatus f. typicus]
                                                   [Fucus gardneri]
                                                   [Fucus inflatus f. distichus]
                                                   [Fucus inflatus f. linearis]
                                                   [Fucus inflatus var. linearis]
                                                   [Fucus miclonensis]
                                                   [Fucus nitens]
                                                   Fucus distichus f. edentatus
                                                   Fucus distichus f. latifrons
                                               Fucus distichus subsp. distichus
                                               Fucus distichus var. angustior
                                               Fucus distichus var. latior
                                               Fucus distichus var. miclonenesis
                                             Fucus divaricatus
                                             Fucus edentatus
                                                   Fucus edentatus f. acutus
                                                   Fucus edentatus f. costatus
                                                   Fucus edentatus f. divaricatus
                                                   Fucus edentatus f. divergens
                                                   Fucus edentatus f. hesperius
                                                   Fucus edentatus f. typicus
                                             Fucus emarginatus
                                             Fucus ericoides
                                               Fucus ericoides var. sedoides
                                               Fucus ericoides var. selaginoides
                                             Fucus evanescens
                                                   [Fucus bursigerus]
                                                   [Fucus distichus subsp. edentatus]
                                                   [Fucus distichus subsp. evanescens]
                                                   [Fucus edentatus f. angustior]
                                                   [Fucus edentatus f. contractus]
                                                   [Fucus evanescens f. arcticus]
                                                   [Fucus evanescens f. bersigerus]
                                                   [Fucus evanescens f. bursigerus]
                                                   [Fucus evanescens f. contractrus]
                                                   [Fucus evanescens f. cornutus]
                                                   [Fucus evanescens f. dendroides]
                                                   [Fucus evanescens f. macrocephalus]
                                                   [Fucus evanescens f. magnificus]
                                                   [Fucus evanescens f. nanus]
                                                   [Fucus evanescens f. norvegicus]
                                                   [Fucus evanescens f. pergrandis]
                                                   [Fucus evanescens f. rudis]
                                                   [Fucus inflatus f. densus]
                                                   [Fucus inflatus f. dilutus]
                                                   [Fucus inflatus f. edentatus]
                                                   [Fucus inflatus f. expositus]
                                                   [Fucus inflatus f. gracilis]
                                                   [Fucus inflatus f. humilis]
                                                   [Fucus inflatus f. latifrons]
                                                   [Fucus inflatus f. membranaceus]
                                                   [Fucus inflatus f. murmanicus]
                                                   [Fucus inflatus f. nanus]
                                                   [Fucus inflatus f. principalis]
                                                   [Fucus inflatus f. pygmaeus]
                                                   [Fucus inflatus f. reductus]
                                                   [Fucus inflatus var. edentatus]
                                                   [Fucus inflatus var. evanescens]
                                                   [Fucus inflatus var. finmarkicus]
                                                   [Fucus inflatus var. nordlandicus]
                                                   [Fucus microphyllus]
                                                   [Fucus vesiculosus var. inflatus]
                                                   Fucus evanescens f. angustus
                                                   Fucus evanescens f. cuneatus
                                                   Fucus evanescens f. cylindricus
                                                   Fucus evanescens f. ecostatus
                                                   Fucus evanescens f. flabellatus
                                                   Fucus evanescens f. irregularis
                                                   Fucus evanescens f. limitatus
                                                   Fucus evanescens f. longifructus
                                                   Fucus evanescens f. marginatus
                                                   Fucus evanescens f. megacephalus
                                                   Fucus evanescens f. oregonensis
                                                   Fucus evanescens f. pusillus
                                                   Fucus evanescens f. robustus
                                                   Fucus evanescens f. stellatus
                                                   Fucus evanescens f. typicus
                                               Fucus evanescens subsp. arcticus
                                               Fucus evanescens subsp. edentatus
                                               Fucus evanescens subsp. norvegicus
                                               Fucus evanescens var. edentatus
                                             Fucus evesiculosus
                                             Fucus exilis
                                             Fucus fastigiatus
                                               Fucus fastigiatus var. interceptus
                                             Fucus felinus
                                             Fucus fibrilla
                                             Fucus fibrosus
                                               Fucus fibrosus var. setaceus
                                             Fucus filicinus
                                             Fucus filiformis
                                                   Fucus filiformis f. gmelini
                                                   Fucus filiformis f. gmelinii
                                                   Fucus filiformis f. nanus
                                                   Fucus filiformis f. pylaiei
                                                   Fucus filiformis f. pylaisei
                                                   Fucus filiformis f. typicus
                                               Fucus filiformis var. gmelini
                                               Fucus filiformis var. longifructus
                                               Fucus filiformis var. pylaisei
                                             Fucus fimbriatus
                                             Fucus fistulosus
                                             Fucus flabellum
                                             Fucus flaccidus
                                             Fucus flagellaris
                                             Fucus flagelliformis
                                               Fucus flagelliformis var. Dan
                                             Fucus flavus
                                             Fucus flexilis
                                             Fucus foeniculaceus
                                               Fucus foeniculaceus var. abrotanifolius
                                             Fucus forsskaolii
                                             Fucus friabilis
                                             Fucus fueci
                                             Fucus fuecii
                                                   Fucus fuecii f. elenkenii
                                                   Fucus fuecii f. ruprechtii
                                                   Fucus fuecii f. typicus
                                             Fucus fulvescens
                                             Fucus fungosus
                                             Fucus funiformis
                                             Fucus furcatus
                                                   Fucus furcatus f. contortus
                                                   Fucus furcatus f. cornutus
                                                   Fucus furcatus f. latifrons
                                                   Fucus furcatus f. linearis
                                                   Fucus furcatus f. nigricans
                                                   Fucus furcatus f. reflexus
                                                   Fucus furcatus f. rigidus
                                                   Fucus furcatus f. variabilis
                                             Fucus furcellatus
                                               Fucus furcellatus var. fastigatus
                                             Fucus geniculatus
                                             Fucus gramineus
                                             Fucus guiryi
                                                   [Fucus platycarpus f. linearis]
                                                   [Fucus platycarpus f. minor]
                                                   [Fucus platycarpus f. nana]
                                                   [Fucus platycarpus]
                                                   [Fucus spiralis var. platycarpus]
                                             Fucus heterophyllus
                                             Fucus hirtus
                                             Fucus humboldtii
                                             Fucus humilis
                                             Fucus imbricatus
                                             Fucus intermedius
                                             Fucus laceratus
                                               Fucus laceratus var. pumilus
                                             Fucus lacerus
                                             Fucus lagasca
                                             Fucus lichenoides
                                             Fucus ligulatus
                                             Fucus lobatus
                                             Fucus lubricus
                                             Fucus mamillaris
                                             Fucus marginalia
                                             Fucus membranaceus
                                             Fucus membranifolius
                                             Fucus mesembrianthemi
                                             Fucus nereideus
                                             Fucus osmunda
                                             Fucus ovifrons
                                             Fucus palmetta
                                             Fucus papillosus
                                             Fucus parksii
                                             Fucus pinnatifidus
                                               Fucus pinnatifidus var. prymaidatus
                                             Fucus pinnatus
                                             Fucus plumosus
                                               Fucus plumosus var. tenerrimus
                                             Fucus plumula
                                             Fucus polyphyllus
                                             Fucus potamogetifolius
                                             Fucus pumilus
                                             Fucus pygmaeus
                                                   [Lichen confinis]
                                             Fucus racemosus
                                             Fucus radicans
                                             Fucus rigidus
                                             Fucus rissoanus
                                             Fucus serratus
                                                   [Fucus serratus f. abbreviatus]
                                                   [Fucus serratus f. angustus]
                                                   [Fucus serratus f. arcticus]
                                                   [Fucus serratus f. elongatus]
                                                   [Fucus serratus f. grandifrons]
                                                   [Fucus serratus f. laciniatus]
                                                   [Fucus serratus var. angustifolius]
                                                   [Fucus serratus var. arcticus]
                                                   [Fucus serratus var. integer]
                                                   [Fucus serratus var. integerrimus]
                                                   [Fucus serratus var. lacinatus]
                                                   [Fucus serratus var. latifolius]
                                                   [Halidrys serrata]
                                             Fucus seta
                                             Fucus setaceus
                                             Fucus sherardii
                                             Fucus siliculosus
                                             Fucus spataeformis
                                             Fucus spermophorus
                                                   [Chondrus spermophorus]
                                                   [Sphaerococcus spermophorus]
                                             Fucus sphaerocephalus
                                             Fucus spiralis
                                                   [Fucus areschougii f. nanus]
                                                   [Fucus areschougii var. borealis]
                                                   [Fucus areschougii]
                                                   [Fucus sherardii f. spiralis]
                                                   [Fucus spiralis f. arenicola]
                                                   [Fucus spiralis f. borealis]
                                                   [Fucus spiralis f. nanus]
                                                   [Fucus spiralis var. nanus]
                                                   [Fucus spiralis var. typicus]
                                                   [Fucus vesiculosus var. spiralis]
                                               Fucus spiralis var. limitaneus
                                                     [Fucus limitaneus]
                                                     [Fucus platycarpus var. limitaneus]
                                                     [Fucus spiralis f. limitaneus]
                                                     [Fucus vesiculosus var. limitaneus]
                                             Fucus squamulosus
                                             Fucus tendo
                                             Fucus tenuissimus
                                             Fucus tetragonus
                                             Fucus tremella
                                               Fucus tremella var. lactuca
                                               Fucus tremella var. porrifolia
                                               Fucus tremella var. umbilicalis
                                             Fucus tuniformis
                                             Fucus ulvoides
                                             Fucus uncialis
                                             Fucus undulatus
                                             Fucus uniformis
                                             Fucus vesiculosus
                                                   [Fucus axillaris f. balticus]
                                                   [Fucus axillaris var. subecostatus]
                                                   [Fucus balticus]
                                                   [Fucus excisus]
                                                   [Fucus inflatus]
                                                   [Fucus mytili]
                                                   [Fucus vesiculosus f. abbreviatus]
                                                   [Fucus vesiculosus f. acutus]
                                                   [Fucus vesiculosus f. angustifolius]
                                                   [Fucus vesiculosus f. angustifrons]
                                                   [Fucus vesiculosus f. balticus]
                                                   [Fucus vesiculosus f. crispus]
                                                   [Fucus vesiculosus f. elongatus]
                                                   [Fucus vesiculosus f. filiformis]
                                                   [Fucus vesiculosus f. flabellatus]
                                                   [Fucus vesiculosus f. fluviatilis]
                                                   [Fucus vesiculosus f. lanceolatus]
                                                   [Fucus vesiculosus f. latus]
                                                   [Fucus vesiculosus f. limicola]
                                                   [Fucus vesiculosus f. nanus]
                                                   [Fucus vesiculosus f. plicatus]
                                                   [Fucus vesiculosus f. pseudoceranoides]
                                                   [Fucus vesiculosus f. racemosus]
                                                   [Fucus vesiculosus f. robustus]
                                                   [Fucus vesiculosus f. sphaerocarpus]
                                                   [Fucus vesiculosus f. subecostatus]
                                                   [Fucus vesiculosus f. subfusiformis]
                                                   [Fucus vesiculosus f. subglobosus]
                                                   [Fucus vesiculosus f. tenuis]
                                                   [Fucus vesiculosus f. terminalis]
                                                   [Fucus vesiculosus f. turgidus]
                                                   [Fucus vesiculosus f. vadorum]
                                                   [Fucus vesiculosus subsp. pseudoceranoides]
                                                   [Fucus vesiculosus var. aestuarii]
                                                   [Fucus vesiculosus var. alternans]
                                                   [Fucus vesiculosus var. angustifolius]
                                                   [Fucus vesiculosus var. balticus]
                                                   [Fucus vesiculosus var. ceratiformis]
                                                   [Fucus vesiculosus var. chondriformis]
                                                   [Fucus vesiculosus var. divaricatus]
                                                   [Fucus vesiculosus var. filiformis]
                                                   [Fucus vesiculosus var. grandifrons]
                                                   [Fucus vesiculosus var. laterifructus]
                                                   [Fucus vesiculosus var. nanus]
                                                   [Fucus vesiculosus var. rigidus]
                                                   [Fucus vesiculosus var. rotundatus]
                                                   [Fucus vesiculosus var. sphaerocarpus]
                                                   [Fucus vesiculosus var. subecostatus]
                                                   [Halidrys vesiculosus]
                                                   Fucus vesiculosus f. gracillimus
                                                   Fucus vesiculosus f. mytili
                                               Fucus vesiculosus var. compressus
                                               Fucus vesiculosus var. linearis
                                                     [Fucus vesiculosus f. linearis]
                                                     [Fucus vesiculosus var. evesiculosus]
                                               Fucus vesiculosus var. vadorum
                                               Fucus vesiculosus var. volubilis
                                                     [Fucus axillaris var. divaricatus]
                                                     [Fucus axillaris var. spiralis]
                                                     [Fucus lutarius]
                                                     [Fucus vesiculosus f. volubilis]
                                                     [Fucus vesiculosus var. axilaris]
                                                     [Fucus vesiculosus var. axillaris]
                                                     [Fucus vesiculosus var. longissimus]
                                                     [Fucus vesiculosus var. lutarius]
                                                     [Fucus vesiculosus var. monocystus]
                                                     [Fucus vesiculosus var. tricystus]
                                                     [Halidrys volubilis]
                                             Fucus virens
                                             Fucus virsoides
                                             Fucus vulpinus
                                             Fucus zeylanicus
                                     Hesperophycus
                                             Hesperophycus californicus
                                                   [Fucus harveyanus]
                                                   [Hesperophycus harveyanus]
                                     Pelvetia
                                             Pelvetia calaliculata
                                               Pelvetia calaliculata var. acutiloba
                                             Pelvetia canaliculata
                                                   [Ascophylla canaliculata]
                                                   [Ascophyllum canaliculatum]
                                                   [Fucodium canaliculatum]
                                                   [Fucus canaliculatus]
                                                   [Halidrys canaliculata]
                                                   [Pelvetia canaliculata f. acultilobata]
                                                   [Pelvetia canaliculata f. acutilobata]
                                                   [Pelvetia canaliculata f. interposita]
                                                   [Pelvetia canaliculata f. minima]
                                                   [Pelvetia canaliculata f. radicans]
                                                   [Pelvetia canaliculata var. acutilobata]
                                                   [Pelvetia canaliculata var. coralloides]
                                                   [Pelvetia canaliculata var. libera]
                                                   [Pelvetia canaliculata var. typica]
                                             Pelvetia compressa
                                                   Pelvetia compressa f. gracilis
                                             Pelvetia japonica
                                             Pelvetia minor
                                             Pelvetia wrigtii
                                     Pelvetiopsis
                                             Pelvetiopsis arborescens
                                             Pelvetiopsis californica
                                             Pelvetiopsis limitata
                                                   [Pelvetia fastigiata f. limitata]
                                                   [Pelvetiopsis limitata f. lata]
                                     Silvetia
                                             Silvetia babingtonii
                                                   [Fucus babingtonii]
                                                   [Fucus wrightii]
                                                   [Pelvetia babingtonii]
                                                   [Pelvetia wrightii f. babingtonii]
                                                   [Pelvetia wrightii f. japonica]
                                                   [Pelvetia wrightii f. typica]
                                                   [Pelvetia wrightii]
                                                   [Pelvetia wrigtii f. babingtonii]
                                             Silvetia compressa
                                                   [Ascophylla compressa]
                                                   [Ascophyllum compressum]
                                                   [Fucodium compressum]
                                                   [Fucodium fastigiatum]
                                                   [Pelvetia fastigiata f. fastigiata]
                                                   [Pelvetia fastigiata f. gracilis]
                                                   [Pelvetia fastigiata]
                                                   Silvetia compressa f. deliquescens
                                               Silvetia compressa subsp. deliquescens
                                             Silvetia siliquosa
                                                   [Pelvetia siliquosa]

Problematic Rooting (5467)
                                             Fucodium chondrophyllum
                                               Fucodium chondrophyllum var. maximum