17 July 1986.
Texas, United States
Locality: Mt. Joy Township, Delta County.
Coordinates: 33.4667, -95.6167
(Map it)
Elevation: 127m.
Environment description: 0.5% slope with a northern exposure. Trinity, clay soil. Average annual precipitation of 45 inches. Associated with Bermuda grass, Dallis grass, and Johnson grass.
Comment: Collected from >6 plants.
Collector(s):