Flora of North America species comparison

long- creeping.

erect, 1–3 mm diam.

erect, terete, 1–3 mm diam., smooth.

several.

0–1, straw-colored to pink, apex acute.

blade usually absent (present in var. mexicanus).

basal 1–3, cauline 1–2;

auricles 0.5–3 mm, apex rounded to truncate, scarious;

blade terete, 1.5–25 cm × 0.5–2.5 mm.

lateral, 3–many-flowered, loose to congested;

primary bract barely exceeding to many times longer than inflorescence.

terminal panicles or racemes of 2–35 heads, 1–12 cm, branches erect;

primary bract erect;

heads 2–8-flowered, ellipsoid to narrowly obconic, 2–9 mm diam.

variously pedicellate;

bracteoles membranous;

tepals chestnut brown or paler, lanceolate, (2.5–)3.3–5.5(–6) mm, margins clear;

inner series loosely subtending capsule at maturity; usually slightly shorter, margins scarious to clear, apex acutish to obtuse;

stamens 6, filaments 0.2–1.1 mm, anthers 0.9–2.2 mm;

style 0.9–1.5 mm.

tepals green to light brown, lanceolate;

outer tepals 2.3–3.1 mm, apex acuminate to rarely obtuse;

inner tepals 2.5–3.2 mm, apex acuminate;

stamens 3 (or 6), anthers 1/4–1/2 filament length.

3-locular or infrequently pseudo-3-locular, oblate to narrowly ovoid, 3.5–4(–4.5) mm, equal to or exceeding perianth.

exserted, chestnut brown, imperfectly 3-locular, narrowly ellipsoid to prismatic, 3.2–4.8 mm, apex acute proximal to beak, valves separating at dehiscence.

dark amber, oblate to ellipsoid, 0.6–0.8 mm.

fusiform, 0.7–1.2 mm, tailed;

body covered with whitish translucent veil.

= 80.