Migula, Sydow & Wahlstedt, Characeae Exs.
Migula, E.F.A.W.; Sydow, P.; Wahlstedt, L.J. [1 - 150]

The New York Botanical Garden
Catalog #: 2023162
P. Sydow s.n. 00 September 1896
Nitellopsis obtusa forma laxa
Germany, Berlin: Botanischer Garten

Field Museum of Natural History
Catalog #: C0544737F
P. Sydow #s.n. 00 September 1896
Nitellopsis obtusa (N.A.Desvaux) J.Groves
Germany, Berlin, Botanical Garden