Silphium asteriscus var. trifoliatum (L.) Clevinger

Silphium asteriscus L.
ssp. trifoliatum (L.)
Weber & Fisher comb. nov.
W. R. WEBER & T. R. FISHER
i ** -L-
HERBARIUM OF BUTLER UNIVERSITY
FLORA OF INDIANA Collected by RAY C. FRIESNER
21985 Silphium trifoliatum L.
NEW YORK BOTANICAL GARDEN
03047336"""
Clearing in woods, Beasley farm, 1 mi. n
of Cedar Grove, Franklin Co, «.Indiana*
9-20-1947
03047336