Flora of North America species comparison

densely branched.

1–many, occasionally becoming decumbent.

(1–)5–15(–25).

0–2.

1–3.

basal and cauline;

auricles rudimentary or absent;

blade flat, 3–13 cm × 0.3–1.1 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.

loose and diffuse or less often compact, usually at least ½1/2 total height of plant;

primary bract shorter than inflorescence.

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

primary bract usually exceeding inflorescence.

bracteoles 2;

tepals greenish, lanceolate, 3.8–7(–8.5) mm;

inner series slightly shorter, apex sometimes obtuse;

stamens 3–6, filaments (0.7–)1–1.8 mm, anthers 0.3–0.8 mm;

style 0.1–0.2 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, ellipsoid to narrowly so, slightly truncate, 2.7–4 × 1–1.5 mm, sometimes exceeding inner tepals but usually not outer series.

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

yellowish, widely ellipsoid to ovoid, 0.26–0.49, not tailed.

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

= 27–37, 58–81, 108–115.

= 80.