Flora of North America species comparison

20–90 cm, 1.7–2.2 mm wide basally, 0.7–1.1 mm wide distally.

± erect, weak, 10–50 cm.

sheaths tight, green, sometimes white spotted, fronts hyaline, sometimes transversely rugose, mouth yellowish and thickened;

ligules to 3 mm, usually wider than long;

widest leaf blades 2–4 mm wide, papillose adaxially.

sheaths pale brown abaxially, inner band hyaline, concave at summit;

ligules as long as wide;

blades pale green, flat or channeled, 5–15 cm × 0.5–2 mm.

with 3–10 spikes, 1.5–4 cm × 8–12 mm;

proximal internodes equaling or shorter than proximal spikes;

proximal bracts less than 2 cm;

spikes with 8–20 ascending or spreading perigynia.

erect, ovoid or suborbicular, 0.6–1.2 cm × 4–9 mm;

proximal bracts scalelike, sometimes bristlelike, shorter than inflorescences.

2–4, gynecandrous, closely approximate, containing 3–15 perigynia, short-oblong, 4–9 × 3–6 mm.

pale green to yellow-brown, 9–15-veined abaxially, margins serrulate distally;

beak 0.2–1.2mm, apical teeth 0.2–0.5 mm.

appressed-ascending, gray-green, obscurely few-veined, obovate-elliptic, 3–3.5 × 1.5–1.75 mm, subcoriaceous;

beak absent or nearly so.

suborbiculate, 1.9–2.2 × 1.9–2.1 mm.

pale brown, oblong-elliptic, 1.5–2 × 1.25(–1.5) mm, glossy.

scales hyaline with green, 3-veined center, ovate to ovate-circular, body narrower than and 2/3 to length of perigynium, apex acute or with awn 0.5–1.5(–2) mm.

scales white-hyaline with green, 3-veined center, ovate, subequal to perigynia, apex obtuse.

1.5–2.3 mm.

= 58.