Flora of North America species comparison

phyllopodic, with dead leaf remains at base, 5–35 cm.

(20–)30–100 cm, 2.5–8 mm wide basally, 0.7–1.6 mm wide distally.

blades 1–2.5 mm wide, margins sometimes involute, scabrid at tip.

sheaths usually loose, proximally green-and-white-striped, not white spotted, with conspicuous transverse veins on back, fronts hyaline, sometimes transversely rugose and red dotted, thin, white or hyaline and fragile at mouth;

ligules 2–7 mm, shorter to longer than wide;

widest leaf blades (3–)4–8 mm wide.

proximal bracts 0.5-2 cm, much shorter than inflorescences;

lateral spikes 6–15 × 3.5–5 mm, with 2–10 perigynia;

terminal spikes 6–20 × 1–2.5 mm.

with 5–15 spikes, 1–5 cm × 8–15 mm, occasionally compound, then somewhat larger;

proximal bracts to 3 cm;

spikes with 5–15 ascending to spreading perigynia;

proximal internodes shorter than to 1.5 times as long as proximal spikes.

2.5–4.5 × 1.6–2 mm, apex rounded;

beak absent.

pale green to pale brown, veinless or 3–7(–12)-veined abaxially, rarely veined adaxially, 3.5–5.5 × 2–3 mm, body somewhat spongy, base thickened, margins serrulate distally;

beak 0.6–1.6 mm, apical teeth 0.3–1 mm.

circular to elliptic- circular, 1.8–2.1 × 1.6–2 mm.

scales circular-ovate, 3–4.8 × 2.2–3.4 mm, long as and wider than perigynia, apex obtuse, sometimes mucronate.

scales hyaline or brown with green, 1–3-veined center, ovate, 2.6–4.4 × 1.3–2.4 mm, body shorter to slightly longer than perigynium, apex acuminate to short-awned.

scales oblanceolate to obovate, 3.2–4.8 × 1.5–2 mm, apex acute to obtuse.

2–2.5 mm.

1.5–3 mm.

= 52.