United States, Texas, Cooke, E side of barn on E side of Co. Rd. 398 ca. 0.7 airmiles S of bridge over Clear Creek at Leo, ca. 1.1 airmiles NNW of jct. Cooke, Denton and Wise counties. LO Unit of Dixon Ranch. Greenwood Quadrangle.
33.45019 -97.39325
Occasional but inconspicuous in pasture grassland on Windthorst fine sandy loam on gentle slope underlain by Antlers Sand, just above upper edge of Clear Creek valley. Associates include Achillea millefolium, Ambrosia psilostachya, Arenaria serpyllifolia, Bromus catharticus, Carduus nutans, Castilleja indivisa, Coelorachis cylindrica, Cyperus spp., Dichanthelium oligosanthes, Hordeum pusillum, Lathyrus hirsutus, Lolium multiflorum, Medicago minima, Nassella leucotricha, Opuntia lindheimeri, Panicum virgatum, Paspalum setaceum, Rumex pulcher, Schedonnardus paniculatus, Solanum dimidiatum, Sorghum halepense, Verbena halei.