Aster purpuratus Nees
[= Symphyotrichum laeve var. purpuratum]
Annotated by Thomas Dieffenbach, 11 Jul 1978. Sources: Flora of PNW. Remarks: USDA-NRCS Plants Database

Idaho: Caribou County: Caribou National Forest. Palisades Reservoir, where McCoy Creek meets reservoir, Above McCoy Creek-Palisades junction.
Shady lodgepole woods, below road, open +/- disturbed, Rocky open hillside and ridge line above creek. with Bal. sag., Purshia, Cirsium, yarrow

Thomas Dieffenbach 00769, Jul 11, 1978
SRP, Accession: 53676