PLANTS NEW TO ILLINOIS AND INDIANA AND THE CHICAGO REGION
Steyermark, Julian A. (Julian Alfred), 1909-1988 Swink, Floyd A Thieret, John W.
Article
1957
Rhodora
59
31--33
BioStor
[Cambridge, Mass., etc.] New England Botanical Club [etc.]
BioStor: https://biostor.org/reference/180517