Flora of North America species comparison

3–22 cm, strongly scabrous distally;

bases (remnants of old leaves) fibrous.

10–83 cm × 0.8–1.3 mm, papillose at mid height.

blades pale green, equaling or exceeding stems, 0.8–2.3 mm wide, coriaceous, glabrous abaxially, scabrous to papillose adaxially.

ligule of distal leaf (2.1–)2.6–6.8 mm;

blades 1.4–3.8 mm wide, widest blade 2.3–3.8 mm wide.

with both staminate and pistillate spikes;

peduncles of basal spikes stout, usually short, erect;

peduncles of staminate spikes 1.1–8.8 mm;

proximal nonbasal bracts scalelike, usually equaling or shorter than inflorescences.

27–68 mm, proximalmost 2 spikes overalapping or separate;

proximal internode 7.3–28 mm;

proximal bract 11–61 mm;

spikes (4–)5–6(–7), usually gynecandrous, sometimes pistillate or staminate;

proximal spike usually with 1–3 staminate and 11–22 pistillate flowers, longest per plant with 12–22 pistillate flowers, 9.7–18 × 3.7–6.6 mm, longest per plant 12–18 mm;

terminal spike usually with 1–3 staminate and 14–21 pistillate flowers, sessile or on peduncle to 1.8 mm, 9.6–16 × 3.4–6.2 mm.

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

cauline spikes overlapping or somewhat separated, with 5–15 perigynia; staminate spikes 6.9–16.9 × 1.4–2 mm.

pale green to yellowish brown, veinless or faintly to 6-veined near base, globose to obovoid or ellipsoid, round in cross section, 2.7–4 × 1.5–2 mm;

beak straight, pale green, not strongly 2-edged, 0.4–1 mm, ciliate-serrulate, apical teeth 0.2 mm.

erect to appressed-erect, green to brown, veinless or weakly 1–3(–4)-veined abaxially, veinless adaxially, narrowly lanceolate in outline, 3.7–5.3 × 1.1–1.3(–1.4) mm, 3.2–3.9(–4.2) times as long as wide, apex gradually tapering;

beak 1.5–2.2 mm, 39–49% of total perigynium, margins denticulate for distal 49–60% of length of perigynium, apex entire or bidentulate, teeth 0–0.2(–0.4) mm, 0–8% of length of perigynium.

brown, globose to obovoid, round in cross section, 1.6–2.8 × 1.5–1.9 mm.

1.6–2.2 × 1.1–1.3 mm, 1.5–1.8 times as long as wide.

pistillate scales pale reddish brown with broad white margins, ovate, 3–4.3 × 1.5–1.8 mm, equaling perigynia, apex acute or cuspidate to acuminate; staminate scales lanceolate, 4.8–6.8 × 1.5–1.6 mm, apex acute to acuminate.

2–3.1 mm.

1.3–1.8 mm.

3.

1.8–2.5 mm.

scales whitish to castaneous, with green midrib, 2.9–4.4 mm, body 2.9–3.8 × 1.4–1.8 mm, apex acuminate to short-awned, awn to 1.1 mm.

scales with whitish to castaneous margins, 3.1–4.3 × 1–1.5 mm, apex acute to short-awned.