United States, Texas, Presidio, Ca. 4.0-4.1 airmiles NW of jct. US Rt. 67 and US Rt. 90 in downtown Marfa. SW part of Mimms Ranch. Marfa Quadrangle.
30.34928 -104.07055
In mixed grassland / shrubland on stony soils on short rocky S-facing slope of low hill on gently rolling landscape underlain by a mix of Perdiz Conglomerate (a fanglomerate of variable composition) and Quaternary alluvium. Associates included Allionia incarnata, Baileya multiradiata, Calylophus hartwegii, Chamaesyce serrula, C. theriaca, Condalia ericoides, Croton pottsii, Dalea frutescens, D. lachnostachys, D. wrightii, Echinocereus pectinatus, Ephedra trifurca, Koeberlinia spinosa, Krameria sp., Melampodium leucanthum, Nolina texana, Panicum hallii, Physaria fendleri, Poinsettia davidii, Polygala lindheimeri, Psilostrophe tagetoides, Sida abutifolia, Tidestromia lanuginosa, Yucca elata.