Aspidium cristatumXmarginale and A. simulatum
Dodge, Raynal, 1844-1918
Article
1919
American fern journal
9
73--80
BioStor
English
[Washington, etc.] American Fern Society
BioStor: https://biostor.org/reference/218119 DOI: https://doi.org/10.2307/1544330