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

Miami University - Algae
Catalog #: 000211346
s.n.
Penium minutissimum Nordstedt

University Herbarium, University of California, Berkeley
Catalog #: UC759445
O. Nordstedt #s.n. 01 October 1869
Penium minutissimum Nordstedt
Sweden, Östergötland (Ög), Östergötland, Motala; ad Liabäck paroeciæ Nykyrke in Vestrogothia