United States, Texas, Bandera, Ca. 500-600 ft. W of old house and stable, just W of Trail 4, in northern 1/3 of park. Hill Country State Natural Area. Tarpley Pass Quadrangle.
29.64806 -99.205
Common in grassland opening in Juniperus ashei-Quercus sp. woodland in shallow, well drained, calcareous, moderately alkaline clays and clay loams over Glen Rose Limestone (Cretaceous). Associates include Dichanthelium oligosanthes, Allium drummondii, Asclepias asperula, Carex planostachys, Centaurium sp., Chaptalia nutans, Convolvulus equitans, Desmanthus velutinus, Evolvulus sericeus, Gaillardia suavis, Hedeoma acinoides, H. drummondii, Hedyotis nigricans, Hymenoxys scaposa, Krameria ramosissima, Linum repestre, Oxalis dillenii, Parietaria pensylvanica, Pinaropappus roseus, Polygala alba, Schoenocaulon texanum, Schrankia roemeriana, Scutellaria drummondii, Sisyrinchium scabrum, Spermolepis inermis, Stillingia texana, Thelesperma simplicifolium, Triodanis coloradoensis, Verbena canescens, Vicia leavenworthii.