Argemone albiflora Hornemann var. texana (G.B. Ownbey) Shinners. Phen: Mar-Jul. Hab: Rocky or sandy areas, disturbed areas. Dist: c. OK south to sw. LA and s. TX; populations in sw. AR, n. AR, and s. MO are sometimes considered introduced, but their status is uncertain.
Origin/Endemic status: Native
Taxonomy Comments: This taxon needs additional study; it may warrant specific rank.
Synonymy: = Ar; = Argemone albiflora Hornem. ssp. texana G.B.Ownbey – FNA3, K3, K4, NcTx, Tx; < Argemone albiflora Hornem. – C, Mex