Ambrosia bidentata Michx.

The New York

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Ada Hayden Herbarium
Iowa State University
Flora of Iowa

Ambrosia bidentata Michx.

Van Buren County: T68N R10W Section 17 SW4 NE4 NE4 NW4
UTM (NAD83,15T): 581446 East, 4505339 North

Lake Sugema Fish and Wildlife Management Area is approximately 4 miles
southwest of Keosauqua and owned by the Iowa DNR. It is on the Southern
Iowa Drift Plain. Ambrosia bidentata is infrequent in an infrequently mowed fire
lane in an old field (probably former crop ground). It is associated with
Andropoqon virginicus. Antennaria nealecta. Aristida sp., Chamaecrista
fasciculata. Pycnanthemum tenuifolium. Rudbeckia hirta. Solidaao canadensis
and Solidaao nemoralis.

Mark J. Leoschke 2630	August 31,2006

Collected for the Wildlife Bureau of the Iowa Department of Natural Resources