Scleria pauciflora var. effusa C. B. Clarke

Plants 20–50 cm, glabrous or hairy, not copiously villous-ciliate, hairs less than 0.5 mm.

Fruiting summer–fall. Dry to mostly wet pinelands, savannas, mesic woods, meadows, bogs, and prairies; 0–600 m; Ont.; Ala., Ark., Del., D.C., Fla., Ga., Ill., Kans., Ky., La., Md., Mass., Miss., Mo., N.H., N.J., N.Y., N.C., Ohio, Okla., Pa., S.C., Tenn., Tex., Vt., Va.; West Indies (Cuba).