Flora of North America species comparison

3–22 cm, strongly scabrous distally;

bases (remnants of old leaves) fibrous.

to 90 cm × 2 mm, scabrous.

blades pale green, equaling or exceeding stems, 0.8–2.3 mm wide, coriaceous, glabrous abaxially, scabrous to papillose adaxially.

sheath fronts spotted red-brown, veinless, plane, apex truncate to convex, membranous;

ligule rounded, to 1 mm, free limb to 0.2 mm;

blades to 75 cm × 6 mm, shorter than flowering stem.

with both staminate and pistillate spikes;

peduncles of basal spikes stout, usually short, erect;

peduncles of staminate spikes 1.1–8.8 mm;

proximal nonbasal bracts scalelike, usually equaling or shorter than inflorescences.

loosely paniculate, 4–12 cm × 15–20 mm, with 10–20 branches proximal branches distinct; the proximal internode to 25 mm;

bracts scalelike, not conspicuous, the awn, when present, 15–50 mm.

proximal pistillate spikes 1–4 (basal spikes 1–2);

cauline spikes overlapping or somewhat separated, with 5–15 perigynia; staminate spikes 6.9–16.9 × 1.4–2 mm.

pale green to yellowish brown, veinless or faintly to 6-veined near base, globose to obovoid or ellipsoid, round in cross section, 2.7–4 × 1.5–2 mm;

beak straight, pale green, not strongly 2-edged, 0.4–1 mm, ciliate-serrulate, apical teeth 0.2 mm.

dark brown-black, 3–5-veined abaxially, 0–3-veined adaxially, body ovate to lanceolate, 3–4.5 × 1.5–2 mm, base rounded to cordate, conspicuous basal spongy tissue somewhat distending perigynium;

beak 1–1.5 mm.

brown, globose to obovoid, round in cross section, 1.6–2.8 × 1.5–1.9 mm.

red-brown, ovate, 1.2–1.5 × 1–1.2 mm, glossy;

style base cylindric.

pistillate scales pale reddish brown with broad white margins, ovate, 3–4.3 × 1.5–1.8 mm, equaling perigynia, apex acute or cuspidate to acuminate; staminate scales lanceolate, 4.8–6.8 × 1.5–1.6 mm, apex acute to acuminate.

hyaline, red-brown or pale brown, margins colorless, broad, shining, apex acute or mucronate.

2–3.1 mm.

with prominent apiculus to 0.5 mm.

3.