Arnica spathulata Greene ssp. genuina Maguire
Annotated by S. J. Wolf, 1980.
Oregon: Josephine County: 8 miles west of O'Brien, at the Blue Turn, just below Oregon Mountain.
Open, steep serpentine-peridotite sloopes with scattered P. Jeffreyi, P. Monticola and Douglas fir (stunted); dense scrub of Quercus vaccinifolia, Arctostaphylos nevadensis. Phenology: Flowers.
A. R. Kruckeberg 1871, Jun 12, 1950
WTU, Accession: 182432