Flora of North America species comparison

to 100 cm × 2 mm, scabrous.

6–34 cm, scabrous distally;

bases weakly or not fibrous.

sheath fronts spotted red-brown or pale brown, apex truncate or short-convex, membranous or hyaline, rugose;

ligule retuse or rounded, to 2 mm, free limb to 0.2 mm;

blades 120 cm × 5 mm, longer than flowering stem.

blades pale green or glaucous, equaling or usually exceeding stems, 1.8–3.8 mm wide, coriaceous, glabrous abaxially, glabrous or scabrous adaxially.

spicate, (3–)7–10 cm × 15 mm, with 10–15 branches, the proximal branches distinctly separate; the proximal internode to 25 mm;

bracts setaceous, those subtending at least the proximal lateral branches conspicuous.

with both staminate and pistillate spikes;

peduncles of basal spikes erect, short, stout;

peduncles of terminal staminate spikes 2–2.5 mm;

proximal nonbasal bracts leaflike, equaling or slightly exceeding inflorescences.

proximal pistillate spikes 2–6 (basal spikes 1–4);

cauline spikes overlapping, with 1–4 perigynia;

terminal staminate spikes 5.8–12.7 × 1.5–2.2 mm.

green to pale brown, veinless on both faces or 3-veined abaxially, body ovate or elliptic, 2–3.2 × 1.3–1.8 mm, base obtuse;

beak 0.8–1.2 mm, 1/3–1/2 length of perigynium.

green, often with reddish brown tinge, 12–15veined, conspicuous to at least mid body, ellipsoid, 4–5.3 × 1.4–2.2 mm;

beak often bent, occasionally straight, pale green, 0.8–1.9 mm, ciliate-serrulate, apical teeth 0.2–0.5 mm.

red-brown, ovate, 1.2–1.4 × 1 mm, glossy.

brown, ellipsoid, obtusely trigonous in cross section, 2.1–2.6 × 1.3–2.1 mm.

pale brown, hyaline, awn to 3 mm.

pistillate scales reddish brown, with similarly colored or narrow white margins, ovate, 3.6–6 × 1.2–2.2 mm, apex cuspidate to acuminate (awned on some basal spikes); staminate scales lanceolate, 3.7–5.9 × 1.4–2.2 mm, apex acute to acuminate.

2.3–3.3 mm.

3.

= 52.