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

Miami University - Algae
Catalog #: 000211319
s.n.
Spirogyra lagerheimii Wittrock

University Herbarium, University of California, Berkeley
Catalog #: UC759432
G. Lagerheim #s.n. 08 June 1884
Spirogyra lagerheimii Wittrock
Sweden, Stockholms län, Kolbotten ad Dufnäs prope Holmiam