Flora of North America species comparison

short.

cespitose, 15–30(–35) cm.

densely to loosely cespitose, 10–40 cm.

sheath throat acutely angled, pilose;

basal leaf blade 5–10 cm × 3–8 mm, apex short acuminate, mostly glabrous;

cauline leaves (1–)2–4, 3–5 cm × 2–4 mm.

basal leaves 3.5–12 cm × 2–6 mm;

cauline leaves equaling or exceeding inflorescences.

anthelate, few flowered;

main branches generally 2–4, spreading less than 90°, lax, usually arching;

proximal inflorescence bract 1 cm or less;

bracts and bracteoles brown;

margins with long curly cilia.

glomerules 3–16 (each with 8–16 flowers), 1–2 nearly sessile with others on evident peduncles, mostly cylindric;

secondary branches sometimes present, usually straight, erect;

proximal inflorescence bract barely as long as to exceeding inflorescence.

solitary on short pedicels;

tepals dark purplish brown (margins finely lacerate toward apex), 2–2.5 mm, margins finely lacerate toward apex, apex acute, not reflexed;

anthers ± equaling filament length;

stigmas 2 times style length.

tepals pale brown to chestnut brown to blackish with clear margins, 2–4 mm;

outer and inner whorl ± equal, or outer whorl slightly longer (outer whorl pointed, inner whorl pointed or truncate-mucronate);

anthers not more than 2 times filament length;

stigmas 0.8–1.5 mm;

styles not persistent in fruit.

dark brown, less than 2.5 mm, slightly longer than tepals;

beak absent.

pale to brown to black, globose, shorter than to ± equaling tepals.

dark reddish brown, cylindric, 1.2–1.6 mm;

caruncle essentially absent.

1.1–1.7 mm;

caruncles 0.2–0.6 mm.

= 24.