United States, Texas, Jeff Davis, Just N of Right Hand Windmill, ca. 1.3-1.4 airmiles SW of preserve's main gate on St. Rt. 118, ca. 2.1-2.2 airmiles ENE of Lockes Gap. Davis Mountains Preserve.
30.66822 -104.13364
Rare in herbaceous vegetation in sand and gravel among boulders of rhyolite in bed of wet-weather stream draining wooded mountain slopes. Associates include Baccharis sp., Packera millelobata, Panicum bulbosum, Vernonia sp.