Helenium amarum (Raf.) H.Rock

HERBARIUM OF KENNETH K, MACKENZIE
Presented by MR, MACKENZIE
1931
PLANTS COLLECTED IN THE VICINITY OF
LAKE CHARLES, LOUISIANA,
BY.
KENNETH K. MACKENZIE.
August 25 - September 10, 1898.
QuuE,
Helenium amara (Raf.) comb, nov., in ed.
Examined in revisionai study of the decurrent-
leaved species of ÌHelenium L.
H. F. L. ROCK	,956
02881667