Carex laxiculmis Schweinitz var. floridana L. H. Bailey, Mem. Torrey Bot. Club 1: 47. 1889; C. digitalis var. asymmetrica Fernald

Widest leaf 2.7–4.5(–5.3) mm wide. Inflorescence: longest peduncle of staminate spike 0.9–7.2(–11.4) cm; terminal spike usually surpassed by bract blade of distal lateral spike. Perigynia (8–)11–15-veined, 3.2–4.2 mm, apex noticeably excurved.

Fruiting spring. Rich, moist, slopes or bottomlands, deciduous or mixed deciduous-evergreen forests, near flood plain of streams and rivers, sandy or sandy loam soils; 0–300 m; Ala., Ark., Fla., Ga., La., Miss., N.C., S.C., Tex.