Dichanthelium commutatum (J.A. Schultes) Gould ssp. equilaterale (Lamson-Scribner) Freckmann & Lelong. Phen: May-Oct. Hab: Coastal Plain sandy pine and oak woodlands, dunes, hammocks. Dist: NC to FL; Mexico; South America.
Origin/Endemic status: Native
Taxonomy Comments: Plants intermediate to ssp. commutatum are frequent, but recognition of the taxon at infraspecific rank seems tentatively warranted.
Synonymy: = FNA25; = Dichanthelium equilaterale (Scribn.) Wipff – Wipff (2020); = Panicum equilaterale Scribn. – HC, S; < Dichanthelium commutatum (Schult.) Gould – K1, K3, K4, Mex, WH3; < Panicum commutatum Schult. – RAB