Flora of North America species comparison

gray-green (sometimes woody proximally), densely canescent to glabrescent (hairs appressed).

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

deciduous, gray-green;

blades broadly ovate, 3–8 × 1–4 cm, mostly pinnately lobed (basal 2–3-pinnatifid, lobes obovate), faces densely canescent.

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).

broadly ovoid, 2–3 × 3–5 mm.

globose, 2–3 × 2–3.5(–6) mm.

pistillate 9–20;

bisexual 30–50;

corollas 1–2 mm, glandular.

pistillate 6–25; functionally staminate 8–20;

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

gray-green, densely sericeous.

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

(nodding) in open (diffusely branched), paniculiform arrays 10–20(–35) × (2–)10–13(–15) cm.

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

(± cylindric, slightly curved, obscurely nerved), ± 0.5 mm, glabrous (shiny).

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

= 18.

= 18.