Memoranda of a Revision of the North American Violets. I
Gray, Asa, 1810-1888
Article
1886
Botanical gazette
11
Issue: 10
253--256
BioStor
English
Hanover, Ind, [publisher not identified], 1876-1991
BioStor: https://biostor.org/reference/209367 DOI: https://doi.org/10.1086/326013