29 May 2010.
Texas, United States
Locality: East Central Texas Plain. Wilson County. Approximately 5.5 miles northwest of Nixon. Farm-to-Market Road 1681, Near Union Valley Cemetery.
Coordinates: 29.3138, -97.8393
(Map it)
Elevation: 138m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Savannah. Land form: Stream terrace. Land Use: Roadside easment. Geology: Loamy alluvium. Soil Texture: Loamy sand. Ecological Site Descriptor: Tight sandy Loam.
Number of plants sampled: 50
Associated species: Coreopsis basalis var. wrightii, Phlox drummondii, Gaillardia aestivalis, Mondarda punctata, Heliatnus debilis, Aphanostephus skirrhobasis, Gaillardia pulchella, Quercus stellata, Ilex vomitoria.
Comment: Seeds collected randomly from 50 of approximately 200 plants. Population was frequent and uniform.
Collector(s):