Flora of North America species comparison

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

relatively numerous, erect, brown, branched, (woody, brittle), glabrous or sparsely hairy.

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, dark green;

blades broadly ovate, (2–)3–6 × 0.02–0.15 cm, 2–3-pinnatifid (lobes linear or filiform), faces sparsely hairy (abaxial) or glabrous (adaxial).

globose, 2–3 × 2–3.5(–6) mm.

ovoid, (1–)2–3.5 × (1–)2–2.5 mm.

pistillate 6–25; functionally staminate 8–20;

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

pistillate 4–8(–15);

bisexual 14–16(–20);

corollas yellow, 0.5–1 mm, glandular.

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

oblong-elliptic, sparsely hairy.

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

(nodding at maturity) in open, widely branched arrays 10–30 × 2–10 cm.

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

(light brown) ellipsoid (2–5-angled, flattened, furrowed), 0.5–1 mm, glabrous.

= 18.

= 18.