Carex polymorpha Muhlenberg. Section: [26aa] Section 18 Paniceae. Phen: May-Jun. Hab: Dry, acidic ridgetop forests. Dist: ME south to MD, VA, and WV.
Origin/Endemic status: Native
Taxonomy Comments: Standley, Dudley, & Bruederle (1991) studied genetic variability in this species.
Synonymy: = C, F, FNA23, G, K1, K3, K4, NE, NY, Pa, Va, W, Mackenzie (1931-1935)