United States, Texas, Brazoria, Nash Ranch. Hay meadows S of CR 18, ca. 0.4 mi. E of its jct. with Hwy 36, SE of Damon.
29.27112 -95.67209
Rare in upland prairie with Paspalum plicatulum, Muhlenbergia capillaris, Agrostis hyemalis, Schizachyrium scoparium var. scoparium, Sporobolus silveanus, and Silphium gracile.