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

Field Museum of Natural History
Catalog #: C0526144F
V. Wittrock #s.n. 16 July 1879
Enteromorpha procera K.Ahlner
Sweden, Gotlands län, Baltic Sea, Visby

Miami University - Algae
Catalog #: 000198045
V. Wittrock #s.n. 16 July 1879
Enteromorpha procera K.Ahlner
Sweden, Gotland (Gtl), in mari baltico ad Visby Gotlandiæ