STUDIES IN CERTAIN NORTH AMERICAN SPECIES OF LATHYRUS
Butters, F. K. (Frederic King), 1878-1945 St. John, Harold, 1892-1991
Article
1917
Rhodora
19
156--163
BioStor
[Cambridge, Mass., etc.] New England Botanical Club [etc.]
BioStor: https://biostor.org/reference/179564