Helenium elegans var. amphibolum (A.Gray) Bierner

Helenium	V.-	mm-.	1
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Mark W. Bierner, 1971
University of Texas Herbarium
Helenium quadridentatum Labili.
Examined in revisionai study of the decurrent-
leaved species of Helenium L.
H. F. L. ROCK
1 956
Examined for
NORTH AMERICAN FLORA
MEXICAN BOUNDARY SURVEY.
Collected under the direction of Major W. H. Emory, Commissioner
chiefly in the Valley of the Rio Grande, below Donana—by C. C. Parrv*
M. D., J. M. Bigelow, M. D., Mr. Charles Wright, and Mr. A. Schott.
NEW YORK BOTANICAL GARDEN
Herbarium’of Mr. P. V. LeRoy
PURCHASED 1898
NEW YORK BOTANICAL GARDEN
05114119
05114119