United States, Texas, Val Verde, S side of Devils River ca. 0.7 to 1.5 mi. E of mouth of Sycamore Canyon. Dolan Falls Ranch. Telephone Canyon Quadrangle.
29.90278 -101.01139
Occasional in shallow somewhat sandy alluvial veneer over limestone at edge of frequently scoured floodplain, in partial shade of adjacent wooded bluff.