United States, Texas, Presidio, On floodplain terrace of Fourmile Creek, just below (S of) a windmill, Hip-O Ranch Preserve (TNC). Smith Hills Quadrangle.
30.38347 -104.09312
Rare in preserve, propably seeded here, in weedy vegetation heavily impacted by former grazing around feeding station. Associates include Amaranthus sp., Aristida ternipes var. hamulosa, Boerhavia coccinea, Bouteloua curtipendula, B. gracilis, Buddleja scordioides, Cirsium ochrocentrum, Conyza coulteri, Croton pottsii, Cucurbita foetidissima, Cynodon dactylon, Desmanthus cooleyi, Panicum obtusum, Proboscidea fragrans, Ratibida columnifera, Solanum elaeagnifolium, and Xanthium strumarium.