Flora of North America species comparison

densely branching.

few–20.

erect, 2–5 mm diam., smooth.

1–2, straw-colored, apex rounded.

basal, (1–)2–3;

auricles 2–5 mm, apex acute, membranous;

blade flat, 3–12 cm × 0.5–1 mm, margins entire.

basal 0–1, cauline 2–3;

auricles 0.2–0.4 mm, apex obtuse, leathery;

blade terete, 2.5–22 cm × 1.3–4 mm, smooth.

5–40-flowered, borne congested or branch internodes ca. as long as tepals, ssomewhat loose, 1–5 cm;

primary bract usually longer than inflorescence.

panicles of 30–100 heads, 3–9 cm, stiffly erect or ascending branches;

primary bract erect;

heads 2–8-flowered, obconic, 4–8 mm diam.

bracteoles 2;

tepals greenish, lanceolate, 3.3–4.4 mm;

outer and inner series nearly equal;

stamens 6, filaments 0.5–0.9 mm, anthers 0.1–0.2 mm;

style 0.1–0.2 mm.

tepals green to reddish brown, lanceolate;

outer tepals 2.5–2.8 mm, acuminate;

inner tepals 2.8–3.5 mm, acute;

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

tan or light brown, 1-locular to pseudo-3-locular, ellipsoid, (3.3–)3.8–4.7 × (1.1–)1.3–1.7 mm, nearly equal to tepals.

exserted, chestnut brown, 3-locular, ovoid-pyramidal, 4–5 mm, apex acuminate, valves separating at dehiscence..

tan, ellipsoid to lunate, (0.52–)5.5–0.65(–0.7) mm, not tailed.

fusiform, 1.8–2.6 mm, tailed;

body covered with whitish.

veil.

= 80.