Margin of small lake together with Circaea lutetiana, Galium odoratum, Eupatorium cannabinum, and Prunella vulgaris.
Specimen notes
Herbarium history:
Botanisk Institut - Aarhus Univsersitet
(Herbarium AAU - Aarhus, Denmark
Flora Germanica Exsiccata
Schleswig-Holstein
editors Kai Larsen and L. Holm-Nielsen
No. 257