27 September 1998.
Kansas, United States
Locality: South fork of the Solomon River, Section 4, T9S, R28W, Sheridan County.
Coordinates: 39.3000, -100.4400
(Map it)
Georeference protocol: Lat/lon determined by GPS
Environment description: Dry river bed.
Number of plants sampled: 25
Comment: Pop 60. Population of approximately 100. Possible westward extension of range.
Collector(s):