Flora of North America species comparison

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

1–3, erect, white, tomentose (on distal branches, hairs appressed) 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).

basal and cauline, bicolor (white and green);

blades (basal) linear to broadly lanceolate, 3–7(–10) × 2–5(–6) cm, coarsely pinnately lobed (cauline becoming linear distally), faces tomentose (abaxial) or glabrous (adaxial).

globose, 2–3 × 2–3.5(–6) mm.

broadly campanulate, 4–5 × 3.5–4 mm.

pistillate 6–25; functionally staminate 8–20;

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

pistillate 9;

bisexual 25–60;

corollas yellow, 1.5–3 mm, glabrous (style branches included, erect, linear, relatively short, short-ciliate).

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

(violet-brown) oval (outer) to elliptic or lanceolate, sparsely tomentose.

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

in compact to broadly branched, paniculiform arrays 1–20 × 2–6 cm.

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

oblong-linear (angular), 1.2–1.5 mm, glabrous.

= 18.

= 18, 36.