Wittrock & Nordstedt, Algae Aquae Dulcis Exs.
Wittrock, V.B.; Nordstedt, C.F.O. [1 - 1200]

Miami University - Algae
Catalog #: 000210881
s.n.
Cladophora fracta (O.F.Müller ex Vahl) Kützing

Field Museum of Natural History
Catalog #: C0530859F
V. Wittrock #s.n. 01 June 1883
Cladophora crispata (Roth) Kützing
Sweden, Stockholms län, Mörtviken, lake Mälaren near Stockholm [ad Mörtviken, lacus Mälaren prope Stockholm]