Flora of North America species comparison

poorly developed.

densely branched.

erect, compressed, bases often swollen.

(1–)5–15(–25).

1–3.

basal 2–4, cauline 1–3;

auricles 0.5–1 mm, apex rounded to nearly acute;

blade flat, 3–15 cm × 1–2.5 mm.

basal, 2–4;

auricles 0.3–0.7 mm, apex usually rounded, scarious to membranaceous;

blade flat, 3–15 cm × 0.4–1 mm, margins entire.

glomerules, (1–)2–5(–10), each with (3–)6–15 flowers, open;

primary bract shorter than inflorescence.

3–25-flowered, congested, 1–2.5 × 1–2 cm;

primary bract usually exceeding inflorescence.

tepals straw-colored with green midstripe, lanceolate or widely so, 3.5–5 mm, margins sometimes clear;

outer and inner series nearly equal;

stamens 3, filaments 1.5 mm, anthers 0.5 mm;

style 0.5 mm.

not secund;: bracteoles 2;

tepals dark green to blackish, usually with brownish midstripe, lanceolate to lanceolate-ovate, 3.5–4.3 mm, margins clear;

outer and inner series nearly equal;

stamens 6, filaments 0.6–0.9 mm, anthers 0.3–0.5 mm;

style 0.1 mm.

tan to reddish brown, 3-locular, obovoid, 2.6–3.2 mm, shorter than perianth.

tan or darker, 3-locular, nearly globose to widely obvoid, 2.5–3.5 × 1.3–1.8 mm, shorter than perianth.

fusiform, 0.5–0.6 mm, not tailed.

yellowish, obovoid to ellipsioid, 0.4–0.5 mm, not tailed.

= 80.