Flora of North America species comparison

creeping.

1–8, 0.3–0.5 mm diam.

compressed.

1–2.

basal, 2–4;

auricles slightly prolonged, rounded, scarious to ± leathery;

blade deeply channeled, 2–10 cm, mostly shorter than culms.

basal several, cauline 0–3;

auricles, if present, 0.5–1 mm, apex acutish;

blade flat, basal 10–40 cm × 1–6 mm, cauline blade reduced.

solitary heads, each with 2–3(–50) flowers;

primary bracts brownish, nearly equal to or slightly shorter thanabout equaling inflorescence.

glomerules, usually 3–12, each with 5–10 flowers, open;

primary bract much shorter than inflorescence.

tepals pale brown or darker, oblong-lanceolate, 3–5 mm, outer and inner series nearly equal;

stamens 6, filaments 2.5–4 mm, anthers 0.6–1 mm;

styles 0.5–0.8 mm.

tepals brown, lanceolate, 5–6 mm, apex obtuse;

outer series shorter, margins scarious, apex acute, minutely papillose;

inner series with margins clear;

stamens 6, filaments 0.5–1 mm, anthers 1.6–2.4(–3) mm;

style 0.5–2 mm.

tan, pseudo-3-locular, 3-gonous–cylindric, apex obtuse, mucronate.

tan, 3-locular, obovoid, 3–5 mm, shorter than perianth.

tan or darker, fusiform, body 0.5–1 mm, tails 0.6–1 mm.

ovoid, 0.6 mm, not tailed.