Variation in Costa Rican Ophioglossum palmatum and Nomenclature of the Species
Gómez P., Luis D., 1944-2009
Article
1976
American fern journal
66
89--92
BioStor
English
[Washington, etc.] American Fern Society
BioStor: https://biostor.org/reference/218488 DOI: https://doi.org/10.2307/1546920