Flora of North America species comparison

densely branching.

few–20.

to 150, 0.1–0.2 mm diam.

basal, (1–)2–3;

auricles 2–5 mm, apex acute, membranous;

blade flat, 3–12 cm × 0.5–1 mm, margins entire.

to 2.5 cm × 0.1–0.3 mm.

5–40-flowered, borne congested or branch internodes ca. as long as tepals, ssomewhat loose, 1–5 cm;

primary bract usually longer than inflorescence.

headlike clusters, each with 1–4(–7) flowers;

bracts subtending inflorescence 2–4(–8), ovate, inconspicuous, 0.6–1.5 mm, membranous, apex acute.

bracteoles 2;

tepals greenish, lanceolate, 3.3–4.4 mm;

outer and inner series nearly equal;

stamens 6, filaments 0.5–0.9 mm, anthers 0.1–0.2 mm;

style 0.1–0.2 mm.

3-merous;

: tepals 4(–6), green or darker, acute to acuminate, 1.9–2.9 × 0.4–0.6 mm, nearly equal;

stamens 2(–3), filaments 0.5–0.8 mm, anthers 0.3–0.4 mm;

style 0.2–0.3 mm, stigma 0.2–0.7 mm.

tan or light brown, 1-locular to pseudo-3-locular, ellipsoid, (3.3–)3.8–4.7 × (1.1–)1.3–1.7 mm, nearly equal to tepals.

pink-tinged, 2- or 3-locular, ellipsoid to narrowly oblate, 1.9–2.9 × 1.1–1.5 mm, nearly equal or slightly longer than tepals.

tan, ellipsoid to lunate, (0.52–)5.5–0.65(–0.7) mm, not tailed.

oblate to ovoid, 0.35–0.55 mm.

= 17.

= 80.