Flora of North America species comparison

densely branching.

1–8, 0.3–0.5 mm diam.

1–15(–25).

1–2.

1–2(–3).

basal, 2–4;

auricles slightly prolonged, rounded, scarious to ± leathery;

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

basal, (1–)2–3;

auricles 0.2–0.4(–0.6) mm, scarious, rarely ± leathery;

blade green, nearly terete, 10–30 cm × 0.5–1 mm, margins entire.

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

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

terminal, 5–15(–30)-flowered, congested or not, 1–5 cm;

primary bract usually 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.

bracteoles 2;

tepals greenish to tan, lanceolate or widely so, 3.3–4.4 mm;

outer and inner series nearly equal, apex acuminate;

stamens 6, filaments 0.5–0.9 mm, anthers 0.4–0.8 mm;

style 0.1–0.2 mm.

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

golden tan or light brown, 3-locular, ellipsoid, (3.3–)3.8–4.7 × (1.1–)1.3–1.7 mm.

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

tan, ellipsoid to lunate, body (0.52–)5.5–0.65(–0.7) mm, tails 0.2–0.5 mm.

= ca. 80.