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Accession Number 91395 Scientific Name Arnica chamissonis Less. View Species Details » Family Asteraceae Collected By Gruezo, William Sm. Date Collected 1985-07-28 Collector Number WM11480 Place Collected North America: United States, Oregon, Jefferson County, Madras Place Collected Details

U.S.A., Oregon: Highway 26, c. 300 m west of mile post 76, east bank of creek near foot of bridge, adjacent to wide tract of pasture grasslands, altitude c. 1524 m (= 5000 ft). Growing on edges of roadside canal and…

U.S.A., Oregon: Highway 26, c. 300 m west of mile post 76, east bank of creek near foot of bridge, adjacent to wide tract of pasture grasslands, altitude c. 1524 m (= 5000 ft). Growing on edges of roadside canal and creek banks among thick growth of grasses, Equisetum sp., Alnus crispa (Ait.) Pursh, etc.

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