25 September 1985.
Kansas, United States
Locality: Butler County, Cassoday Quad, T23S R7E, west edge of NW1/4 of SW1/4 of Section 27.
Elevation: 452m.
Environment description: Growing along AT&SF right-of-way with Ambrosia artemisiifolia, Aster ericoides, Melilotus, and Helianthus.
Collector(s):