Sporobolus heterolepis (A. Gray) A. Gray. Phen: Aug-Sep. Hab: Barrens, glades, and prairies over mafic, ultramafic, and calcareous rocks (olivine, serpentine, limestone). Dist: The primary distribution of S. heterolepis is in the Plains, with outliers east to nw. GA (Jones & Coile 1988), c. TN (Estes & Beck 2005), w. NC, w. VA, se. PA, ne. United States, and adjacent Canada.
ID notes:The plant has an odor of movie theater buttered popcorn.
Origin/Endemic status: Native
Synonymy: = Ar, C, F, FNA25, G, HC, Il, K1, K3, K4, Mi, Mo1, NE, NY, Pa, RAB, Tn, Va, W, Weakley & Peterson (1998)