Ambrosia artemisiifolia L.

The New York

Botanical Garden copyright reserved

Oregon State University

Flora of Oregon, U.S.A.

Ambrosia artemisiifolia L.

Baker Co., Oregon: Ca. 2.6 miles south of Copperfield
along the road going towards Brownlee Dam, along the
Snake River; Hells Canyon. Elev. 528 m.

N 44.9403° W 116.83354° WGS84
Habitat: Edge of Snake River by a boat launch.

Plants annual.

Associated taxa: Cyperus, Polygonum, Amorpha,
Epilobium, Rumex, Rubus, Xanthium.

Richard R. Halse 7804	2 Sept 2009

01877693