Contributions to North American Botany
Gray, Asa, 1810-1888
Article
1882
Botanical gazette
7
Issue: 8/9
100--101
BioStor
English
Hanover, Ind, [publisher not identified], 1876-1991
BioStor: https://biostor.org/reference/209931 DOI: https://doi.org/10.1086/325649