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

University Herbarium, University of California, Berkeley
Catalog #: UC759544
P. Dusén #s.n. 26 July 1891
Closterium lunula Ehrenberg & Hemprich ex Ralfs
Cameroon, Southwest, Fako, Cameruniae in platea urbis Victoriae