Wittrock, Nordstedt & Lagerheim, Algae Aquae Dulcis Exs.
Wittrock, V.B.; Nordstedt, C.F.O.; Lagerheim, G. [1201 - 1612]

University Herbarium, University of California, Berkeley
Catalog #: UC761199
G. Lagerheim #s.n. 00 July 1898
Penium polymorphum (Perty) Perty
Finland, Mariehamns stad, Mariehamn, Finlandiæ in scrobiculo rupis ad Mariehamn in Alandia inter alias algas