Flora of North America species comparison

relatively numerous, erect, green to brown or reddish brown, somewhat woody, glabrous.

relatively numerous, erect, brown, mostly simple (brittle, bases woody) canescent or glabrate.

proximal blades bright green and glabrous or gray-green and sparsely hairy, 5–8 cm;

cauline blades bright green (gray-green in desert forms), linear, lanceolate, or oblong, 1–7 × 0.1–0.5(–0.9) cm, mostly entire, sometimes irregularly lobed, acute, usually glabrous, sometimes glabrescent (deserts).

cauline, grayish green;

sessile (proximalmost short-petiolate);

blades triangular to ovate, 1–5 × 1–3 cm, 2–3-pinnatifid (lobes 0.5–1 mm wide, acute), faces pubescent (abaxial) or hairy to glabrate (adaxial).

globose, 2–3 × 2–3.5(–6) mm.

spheric, 1.5–2(–3) mm.

pistillate 6–25; functionally staminate 8–20;

corollas pale yellow, 1.8–2 mm, eglandular or sparsely glandular.

pistillate 10–12;

bisexual 40–45;

corollas pale yellow, 0.2–0.3 mm, sometimes gland-dotted (stigma lobes relatively short, not emerging from tubes, short-ciliate).

(light brown, broadly lanceolate, membranous): margins broadly hyaline, glabrous.

(subequal) linear, hairy.

in terminal or lateral, leafy, paniculiform arrays 15–45 × 6–30 cm; appearing ball-like on slender, sometimes nodding peduncles.

(nodding) in paniculiform arrays 10–22 × 2–4 cm.

oblong, 0.5–0.8 mm, faintly nerved, glabrous.

ellipsoid (angled), 0.1–0.2 mm, glabrous.

= 18.

= 18.