Flora of North America species comparison

5.5–20 cm.

straight or arcuate, 2–85 cm.

basal sheaths reddish brown, blades mostly basal, pale green, shorter than culms, thin, 1–3.1 mm wide.

of flowering stems shorter than to exceeding culms, to 20 cm × 0.8–5.4 mm;

ligules on distal cauline leaves usually obsolete (except in 414.b Carex viridula subsp. brachyrrhyncha).

peduncles of proximal spikes short;

peduncles of terminal staminate spikes 1–3.1 mm;

proximal bracts short-sheathing; pistillate spikes 2–3, emerging from cauline nodes, aggregated, ascending, ovoid to ellipsoid;

terminal staminate spikes 5–6.8 × 1.1–1.5 mm.

peduncles of terminal staminate spikes 0–28 mm;

bracts to 18 cm × 0.6–3.4 mm;

inner band of sheaths concave or truncate.

proximal pistillate spikes 1–8, contiguous or proximal distant, sessile or short-pedunculate, globose to short-cylindric, 4–17.5 × 3–11 mm;

terminal staminate spike sessile or pedunculate, 5–25 × 1–3.6 mm.

ellipsoid, 2.3–3.3 × 1.1–1.4 mm, base cuneate, pubescent with coarse, wrinkled white hairs;

beak straight, 0.3–0.4 mm.

spreading, yellow to dark olive, 1.8–4.2 × 0.8–2 mm, apex gradually or abruptly narrowed;

beak straight or reflexed less than 20°, 0.3–2.1 mm, scabrous or smooth.

ellipsoid, 1.7–2.1 × 1–1.3 mm.

1–1.8 × 0.7–1.4 mm.

pistillate scales reddish brown, ovate, apex obtuse, minutely ciliate.

pistillate scales pale brown to reddish brown, 1.4–3.2 × 0.8–1.7 mm, margins pale, narrow, hyaline; staminate scales reddish brown, lanceolate to ovate, 2.3–5.2 × 0.7–2 mm, margins narrowly pale hyaline, apex obtuse to acuminate.

1.3–1.4 mm; staminate scales dark reddish brown, ovate, margins white, apex obtuse to rounded, scarious.

0.9–3.1 mm.

3, thin, flexuous, strongly papillose.

= 54.