24 July 1986.
Texas, United States
Locality: Bryan West Quad, Robertson County.
Coordinates: 30.7417, -96.4958
(Map it)
Elevation: 76m.
Environment description: Along roadside in ditch. 0 to 1% slope. Ships, clay soil. Average annual precipitation of 38 inches. Associated with blood weed, Dallis grass, and Johnson grass.
Comment: Collected from >6 plants.
Collector(s):