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

University Herbarium, University of California, Berkeley
Catalog #: UC759478
G. Lagerheim #1089 00 December 1892
Trochiscia nivalis Lagerheim
Colombia, Columbiæ in assulis ad portum urbis Colon (Aspinwall)