Flora of North America species comparison

2–4 mm diam., not swollen.

short, densely branched.

erect, terete, 1–3 mm diam., smooth.

1–30.

0–1, straw-colored or maroon, apex acute.

1–2.

basal 0–2, cauline 1–2(–5);

auricles 0.5–1.2 mm, apex rounded, scarious;

blade green to straw-colored, terete, 1.5–12 cm × 0.5–1.1 mm.

basal, (1–)2–3;

auricles (0.2–)0.4–0.6 (–0.8) mm, scarious, rarely ± leathery;

;

blade dark green, nearly terete, 5–30 cm × 0.4–0.8 mm, margins entire.

terminal panicles of 5–25 heads, 3–11 cm, branches erect to ascending;

primary bract erect;

heads 2–10-flowered, obpyramidal, usually with some flowers short- pedicellateled, 2–6 mm in diam.

terminal, 5–50-flowered, usually congested, 1–8 cm;

primary bract usually surpassing inflorescence.

tepals greenish to straw-colored, lanceolate to oblong;

outer tepals 1.8–3 mm, apex obtuse, mucronate;

inner tepals 1.6–2.7 mm, apex obtuse;

stamens 6, anthers 1/2 filament length.

bracteoles 2;

tepals dark green or darker, lanceolate, 2.5–4.2 mm;

outer and inner series nearly equal, apex acute;

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

style 0.2 mm.

equaling perianth to usually exserted, chestnut brown to straw-colored, imperfectly 3-locular, oblong to oblong-ovoid, 2.3–3.5 mm, apex obtuse, valves separating at dehiscence.

chestnut brown or dark brown, infrequently lighter, 3-locular, ellipsoid, (2.5–)2.9–3.5(–4) × (1.1–)1.5–1.8 mm, slightly exceeding tepals, apex somewhat truncate.

oblong to ovoid, 0.5–0.7 mm, not tailed.

dark tan, ellipsoid to lunate, 0.48–0.65–(0.7) mm, not tailed.

= 40.

= ca. 80.