June 1985.
Texas, United States
Locality: South Pease River bottom, west of bridge on Highway 70, Springs Ranch, Motley County.
Coordinates: 33.8417, -100.8750
(Map it)
Elevation: 762m.
Environment description: 1 to 40% slope with a southwestern exposure. Tivoli, fine sandy soil. Average annual precipitation of 22 inches. Associated with Canadian wild rye and switch grass.
Comment: Collected from >6 plants.
Collector(s):