Oenothera villosa Thunb. var. villosa
Annotated by Ronald L. Hartman.

Montana: Rosebud County: Custer National Forest: Ashland Ranger District: just SE of Cottonwood Spring in vicinity of unnamed reservoir off of Forest Road 4801, ca 2.5 air mi WSW of Poker Jim Butte, ca 21 air mi SSW of Ashland. Elev. 3620-3650 ft.
45.3015° N, 106.4169° W; NAD 83, , GPS reading; T6S R43E S13 SW1/4
Datum: NAD 83. Coordinate Source: GPS reading.
Rocky and sandy slope above reservoir with green ash, ponderosa pine, Juniperus, and grasses. Phenology: Fruiting.

Hans Hallman 7600, Aug 15, 2010
USFS, Accession: 888993, Barcode: USFS0055712