Aplopappus argillacea A. Nels.

Montana: Carter County: Alzada, 20 miles north.
45.312666° N, 104.412453° W,
Datum: WGS 84. Uncertainty: 20000 meters. Coordinate Source: GeoLocate.
Rocky outcrops or in sandy areas in pasture where grass is sparse. Common and often abundant. Phenology: Flowers.

W. E. Booth 2658, Jul 19, 1948
WTU, Accession: 149383