United States, Texas, Hunt, SE corner of Cowleech Prairie Preserve, ca. 50-500 ft. N of Co. Rd. 3128 from a point at W end of bridge over Cowleech Fork of the Sabine River ca. 1.4 roadmiles E of US Rt. 69 S of Greenville.
33.06822 -96.0035
In somewhat weedy herbaceous vegetation dominated by Lolium perenne, in mown area between deciduous riparian woodland and gamagrass prairie, on soils mapped as deep, somewhat poorly drained, mildly alkaline clay Vertisols (Kaufman Series) on floodplain of major stream.