United States, Texas, Guadalupe, Ca. 1.6 airmiles ESE jct US Alt. 90 & TX 123 bypass on E side of Seguin; W side of NS access rd. just W of W end of EW runway. Seguin Auxillary Airfield, Seguin Quad.
29.56333 -97.91528
Rare in clayey soils in occasionally mown midgrass grassland on level to very gently sloping upland. Assoc. include (16 spp. listed on Herb. sheet).