Flora of North America species comparison

thickened.

loosely cespitose, light green, 15–25 cm.

cespitose, 9–35 cm.

sheaths dull brown-gray at base, becoming green distally, throats hairless;

basal leaves flat toward base, channeled toward apex, 4–16 cm × 3–8 mm, apex abruptly pointed, callous, glabrous.

basal leaves 6–11.5 cm × 1.5–4 mm, apex not callous, sparingly ciliate.

asymmetric in appearance;

glomerules (1–)2–5, central glomerules sessile or nearly sessile, 3–9 × 2.5–6 mm;

capillary branches 2–8, arched in 1 direction, to 3.5 cm;

proximal inflorescence bract bladeless.

umbellate-paniculate;

glomerules 4–30 (each with 9–24 flowers), central glomerules sessile or nearly sessile, cylindric, 6–10 × 4 mm;

branches straight, erect, to 3 cm;

proximal inflorescence bract conspicuous, leaflike, equal to much longer than inflorescence;

bracts clear, sometimes variegated with purple;

bracteole margins dentate to lacerate.

tepals brownish translucent (apex lacerate to entire), 2–3 mm, apex lacerate to entire;

anthers equal to or exceeding filaments.

tepals clear to straw-colored throughout or centers brown with clear margins and apex, 1.5–2.6 mm;

outer whorl exceeding inner whorl, (outer whorl apex awned);

anthers equaling to 1.5 times filament length.

light chestnut brown, broadly 3-angled, shorter than tepals.

light or dark reddish, shining, spheric, usually equaling inner tepal whorl.

most failing to mature, brown (with few hairs present), 3-angled, 0.9–1.1 mm, few hairs present;

caruncle barely visible.

translucent brown, ellipsoid, 0.7–1 mm;

caruncle 0.2–0.3 mm.

= 36.

= 12.