Castilleja angustifolia (Nutt.) G. Don × Castilleja flava var. rustica (Piper) N. Holmgren

Idaho: Custer County: Challis National Forest; adjacent to Idaho Highway 75, 8.7 miles west of Clayton. Elev. 6000 ft.
44.259305° N, 114.576767° W,
Datum: WGS 84. Uncertainty: 1000 meters. Coordinate Source: GeoLocate.
Steep hillside with sagebrush and grasses. Bracts yellow-tipped or red-tipped; left stem is "pure" Castilleja flava var. rustica; right two stems are hybrid Castilleja flava vr. rustica x Castilleja angustifolia. Phenology: Flowers.

Mark Egger 986, Jun 26, 1998
WTU, Accession: 335510, Barcode: WTU-V-063888