Puccinia tanaceti DC. var. tanaceti

NORTH AMERICAN UREDINALES.
ELAM BARTHOLOMEW.
2925. Puccinia Absinthii (Hedw. f.) DC.—III.
1815 : Flore Franc. 6 : 56.
On Artemisia tridentata Nuttt.
Ten Sleep, Wyo., Aug. 23, 1923. f 'N Mr. & Mrs. E. B.
n * I
# / W
NEW YORK BOTANICAL GARDEN
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03446942