20 September 2007.
Texas, United States
Locality: North side of old Route 66 (exists as frontage road on north side of Interstate 40), between the road and railroad, ~9 miles west of junction with Highway 385, Vega.
Coordinates: 35.2739, -102.5872
(Map it)
Elevation: 1240m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Silty clay soil. Associated with mostly grasses and scattered Helianthus annuus as small plants and large clumps.
Number of plants sampled: 300
Comment: Population size very large; >1000 plants scattered over ~2 miles; well past flowering, stems and leaves green, heads and peduncles dark and dried.
Collector(s):