Flora of North America species comparison

20–90 cm, 1.5–3 mm wide basally, 0.9–1.1 mm wide distally.

15–30 cm, distally finely scabrous.

sheaths tight, green, fronts hyaline, yellowish and thickened at mouth;

ligules to 3 mm, as long as wide;

widest leaf blades 2.5–4.5 mm wide, sometimes papillose adaxially.

3–4 mm wide.

with (3–)5–10 spikes, 1.5–3.5 cm × 8–15 mm;

proximal internodes equaling or shorter than proximal spikes;

proximal bracts 1–5 cm;

spikes with 8–20 ascending or spreading perigynia.

proximal bracts usually shorter than or, occasionally, equaling inflorescences;

spikes contiguous, overlapping, forming dense terminal cluster or proximal spike sometimes distinct and separate, sessile or short-pedunculate, short-oblong, 10–12 × 5–8 mm;

lateral 2–3 spikes pistillate;

terminal spike gynecandrous.

pale green, pale yellow, or pale brown, 9–15-veined abaxially, 3.5–5 × 2.2–3 mm, margins serrulate distally;

beak 0.8–1.2 mm, apical teeth 0.4–0.6 mm.

ascending, yellow green, golden brown or if dark brown with yellow margins, veinless, narrowly elliptic, 3.5–4 × 1.5–1.75 mm, apex gradually beaked, distally papillose;

beak 0.8–1 mm, bidentate, occasionally serrulate.

suborbiculate, 1.9–2.5 × 1.5–2 mm.

filling proximal 1/2 or less of perigynia.

scales hyaline or brown with green, 3-veined center, ovate, (2.4–)3–4.3 × (1–)1.6–3 mm, body slightly shorter to longer than perigynium and as wide, apex awned to 1.5–3.5(–4) mm.

scales blue-black to margins, lanceolate, shorter than, less frequently as long as, and as broad as perigynia, midvein same color as body, inconspicuous or lighter colored and conspicuous, apex acute.

2.2–2.5 mm.