25 September 1985.
Nebraska, United States
Locality: Pawnee County, Liberty SE Quad, T1N R10E, SE1/4 of NE1/4 of Section 29, Pawnee Prairie.
Elevation: 439m.
Environment description: Growing on roadside with Bromus, Symphoricarpus orbiculatus, and Aster ericoides.
Collector(s):