Silphium integrifolium Michx.

PLANTS OF ILLINOIS, U.S.A.
ILLINOIS. ALEXANDER County: Tamms Prairie, N side of
Tamms, W side IL Rt. 127, strip between road and old
RR. Degraded prairie with wet drainages and disturbed
areas. T14S, R1W, NW/4, SE/4, SW/4, sec. 31, Mill
Creek quad. Rays and disc yellow, local infrequent
colonial perennial. Open prairie remnant.
Steven R. Hill 31916	12	August	1999
Silphium integrifolium Michx.
Asteraceae
Det. S.R.Hill 11/1999
03109267