Culms erect, 5–15 dm, usually solitary; sheaths glabrous, villous, or sericeous; blades 3–5 mm wide, often pilose; panicles usually surpassing the lvs; racemes 3–5, spreading, 2–6 cm; spikelets paired or solitary even in the same raceme, flattened, less than a third as thick as wide, broadly oval to suborbicular, overlapping, 2.3–3.2 mm, glabrous; glume and sterile lemma 3-veined, the lateral veins near the margin; 2n=20, 40. Swamps, wet woods, and pine-barrens on the coastal plain; se. Va. to Tex. The typical form has the lower sheaths glabrous or nearly so; our plants, with hairy sheaths, are var. curtisianum (Steud.) Vasey (P. lentiferum).
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