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

Miami University - Algae
Catalog #: 000211350
s.n.
Penium curtum (Brébisson ex Ralfs) Kützing

University Herbarium, University of California, Berkeley
Catalog #: UC2039112
V. Wittrock #s.n. 17 July 1877
Penium curtum (Brébisson ex Ralfs) Kützing
Sweden, Västra Götalands län, Gunnarsnäs