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

Miami University - Algae
Catalog #: 000198116
A. Löfgren #117a 18 January 1880
Spirotaenia obscura Ralfs
Brazil, ad Pasto de Olaria prope Pirassununga