Flora of North America species comparison

short, nearly erect, branching.

erect, 1–4 mm diam., smooth.

1(–2).

1–2, straw-colored to pink, apex acute.

2–4.

basal 1–3, cauline 1–2;

auricles 0.6–1.5 mm, apex rounded, scarious;

blade terete to compressed, 0.2–12 cm × 0.5–2 mm.

basal, 3–6;

auricles 0.2–0.4 mm, membranous to scarious;

blade arcuate, spreading, grayish green, channeled, 7–30 cm × 1–2 mm, nearly leathery, margins entire.

panicles of 5–80 heads, 5–25 cm, branches ascending;

primary bract erect;

heads 2–6-flowered, ellipsoid to obovoid, 2–5 mm diam.

terminal, 7–40-flowered, somewhat loose, 3–10 × 1–2 cm;

primary bract usually shorter than inflorescence.

tepals green to light brown, lanceolate;

outer tepals 1.8–2.5 mm, apex obtuse to nearly acute;

inner tepals 2–2.8 mm, apex obtuse to nearly acute;

stamens 3 or 6, anthers 1/2 filament length.

pedicels 0.5–2 mm;

bracteoles 2;

tepals brown to blackish, 4–5.5 mm;

outer and inner series nearly equal, apex obtuse to nearly acute;

stamens 6, filaments 0.5 mm, anthers 1.5–2 mm;

style 0.2 mm.

exserted, chestnut to dark brown, imperfectly 3-locular, obconic, 2.4–3.8 mm, apex acute proximal to beak, valves separating at dehiscence.

brownish, 3-locular, ovoid to ellipsoid, 4–5 × 2.3–3 mm, nearly equal to perianth.

ellipsoid to fusiform, 0.8–1.2 mm, tailed;

body covered with whitish translucent veil.

brownish, ellipsoid, 0.6–0.9 mm, not tailed.

= 80.

= 42.