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

Miami University - Algae
Catalog #: 000197789
Veit Wittrock #s.n. 13 September 1876
Phormidium membranaceum Kützing
Sweden, Uppland (Upl), Rickomberga

Miami University - Algae
Catalog #: 000197788
Veit Wittrock #s.n. 04 July 1866
Phormidium membranaceum Kützing
Sweden, Dalsland (Dls), Ingribyn in Dalia