29 May 2010.
Texas, United States
Locality: Edwards Plateau. Comal County. Two miles Northwest of Garden Ridge; Bracken Bat Cave Preserve.
Coordinates: 29.6817, -98.3421
(Map it)
Elevation: 313m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Savannah openings. Land form: Ridge. Land Use: Conservation. Geology: Limestone. Soil Texture: Stony clay. Ecological Site Descriptor: Low Stony Hills.
Number of plants sampled: 200
Associated species: Opuntia engelmannii, Tetraneuris linearifolia, Plantago rhodosperma, Mahonia trifoliolata, Juniperus ashei, Centaurea melitensis.
Comment: Seeds collected randomly from 500 of approximately 200 plants. Population was frequent and irregular.
Collector(s):