Monographs Details: Acacia greggii var. greggii
Authority: Isley, Duane. 1973. Leguminosae of the United States: I. Subfamily. Mimosoideae. Mem. New York Bot. Gard. 25 (1): 1-152.
Family:Mimosaceae
Discussion:A. greggii A. Gray Senegalia greggii (Gray) Britt. & Rose Range as key. Rocky limestone slopes to bottom flood plains with mesquite and grass, washes, roadsides, sandy to igneous soils; common. March-May (July). This is the abundant Texas catclaw with thin, green, glabrous foliage.