28 May 2010.
Texas, United States
Locality: East Central Texas Plain. Caldwell County. Praire Lea, San Juan Public Cemetery. Farm-to-Market Road 112 (Callihan Road).
Coordinates: 29.7453, -97.7508
(Map it)
Elevation: 30m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Savannah. Land form: Ridge. Land Use: Cemetery. Geology:Residuum weathered from shale of tertiary age.. Soil Texture: Sandy loam. Ecological Site Descriptor: Claypan Prairie.
Associated species: Rudbeckia hirta, Gaura brachycarpa, Sabatia campestris, Oenothera laciniata, Callirhoe involucrata, Argemone albiflora, Juncus marginatus, Quercus stellata, Juniperus virginiana.
Comment: Estimate number of individual plants at natural dispersal stage: >50
Collector(s):