Bidens laevis (L.) Britton, Sterns & Poggenb.

The New York

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CALIFORNIA ACADEMY OF SCIENCES
Plants of California
Bidens laevis (L.) BSP.

Margin and shallow bed of Ventura River
north of and near Casitas Springs.
Revisited Dec. 17th - this area of river-
bed swept clean by recent floods. Ventura
County, Ventura

Henry M. Pollard	.................October 1965

01910273