Flora of North America species comparison

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

relatively numerous, erect, brownish to reddish brown, simple proximally, branched distally (angularly ribbed), sparsely hairy or glabrous.

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).

basal (petiolate) and cauline (sessile), uniformly green or bicolor;

blades broadly lanceolate, ovate, or linear, (2–)3–10(–12) × 1.8–8 cm (proximal reduced and entire, distal pinnately dissected, lobes to 20 mm wide), faces pubescent or glabrescent (abaxial) or glabrous (adaxial).

globose, 2–3 × 2–3.5(–6) mm.

ovoid to campanulate, 2–3(–4) mm.

pistillate 6–25; functionally staminate 8–20;

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

pistillate 7–10;

bisexual (5–)8–20;

corollas yellowish to reddish brown, 1.5–3 mm, glabrous (style branches arched-curved, truncate, ciliate).

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

lanceolate, hairy or glabrescent.

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

in compact, paniculiform or racemiform arrays (10–)20–30(–40) × (5–)7–15(–20) cm.

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

ellipsoid, 0.5–1(–1.2) mm, glabrous, sometimes resinous.

= 18.

= 18, 36, 40, 54.