Notes on the North American Forms of Podosphæra
Earle, F. S. (Franklin Sumner), 1856-1929
Article
1884
Botanical gazette
9
Issue: 2
24--26
BioStor
English
Hanover, Ind, [publisher not identified], 1876-1991
BioStor: https://biostor.org/reference/210017 DOI: https://doi.org/10.1086/325756