Flora of North America species comparison

1–3, erect, reddish brown, simple (leafy), glabrous or glabrate.

1–3, erect or ascending, white, simple (stout), densely tomentose to floccose.

basal (in rosettes, petiolate) and cauline, bicolor (white and green);

blades ovate, 3–7(–20) × 2–4(–6) cm, 2–3-pinnately-lobed (lobes elliptic, 2–6 mm wide; cauline sessile, smaller), faces tomentose (abaxial) or glabrous or glabrescent (adaxial), glandular.

basal and cauline (petiolate), silver-gray;

blades oblanceolate, (proximalmost) 3–10 × 1–5 cm, pinnatifid (lobes relatively broad, rounded; distal leaves, on flowering stems, smaller), faces densely tomentose.

broadly ovate, 3–5 × 4–5(–6) mm.

broadly campanulate, 5–8 × 6–7 mm.

pistillate 4–5(–13), (1–1.5 mm);

bisexual 25–35;

corollas yellow, 1.5–2 mm, glabrous.

pistillate 12–16;

bisexual 25–30;

corollas yellow (narrow or tubular), 3.2–4 mm (unusually large), glabrous or sparsely hairy (style branches prominent, erect, blunt).

broadly ovate, sparsely hairy.

broadly lanceolate, tomentose.

(nodding, peduncles 0 or 2) in paniculiform to racemiform arrays 10–35 × 2–4 cm (often 1-sided).

(erect or spreading, peduncles 0 or to 3 mm) in dense, paniculiform, racemiform, or spiciform arrays 8–20 × 2–4 cm.

elliptic, 0.5–0.8 mm, glabrous.

(dark brown) narrowly oblong-linear (slightly flattened, smooth), 3–4 mm, glabrous.

= 18.