Polygonum aviculare L.

PLANTS OF IOWA
Herbarium of Iowa State College
Polygonum buxifome Small.
Clay Cow, Lake Twp., Sec. 25.
Growing along a lane north of Dewey* s
Pasture 7 miles north of Ruthven. Lower
part of stem prostrate; achenes granular
dull.
NEW YORK BOTANICAL GARDEN
03141035
July 21, 1942.
Collected by Ada Hayden
'No. 7711
03141035