Carex oklahomensis Mackenzie. Section: [26a] Section 1b Vulpinae. Oklahoma Sedge. Phen: Apr-Jun. Hab: Seepages, disturbed wetlands, roadside ditches, eastwards probably adventive. Dist: Se. MO west to KS, south to AR, and ne. TX; disjunct (and apparently adventive) in various scattered sites east of the Mississippi River, as in AL, MS, GA, w. NC (Graham County) and w. VA (Giles County).
Origin/Endemic status: Native
Syn: = Ar, ETx1, F, FNA23, GrPl, K1, K3, K4, Mo1, NE, Tn, Va, Mackenzie (1931-1935); = Carex stipata var. oklahomensis – G; < Carex stipata – S