Porella cordaena (Hüb.) Moore
- Madotheca cordaena Hüb. Dum.
- Madotheca rivularis Nees
var. simplicior (Zett.) H. Arn.
Porella platyphylla (L.) Pfeiff.
- Madotheca platyphylla L. Dum.
- Additional information sources:
Expert on Bryophytes in Finland, and elsewhere: Timo Koponen;
Department of Ecology and Systematics; P.O. BOX 7; FIN-00014 University of Helsinki
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Keep in mind that the taxonomic information is copied from various sources, and may include many inaccuracies. Expert help is welcome.