Flora of North America species comparison

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

1, erect, often reddish, simple (finely striate), glabrous.

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.

cauline, green or yellow-green (sessile);

blades broadly lanceolate to ovate, 4–10(–13) × 1.5–4 cm, 1–2-pinnately lobed (ultimate lobes coarsely toothed), faces glabrous.

broadly ovate, 3–5 × 4–5(–6) mm.

globose, 2–4 × (1.5–)2–4 mm.

pistillate 4–5(–13), (1–1.5 mm);

bisexual 25–35;

corollas yellow, 1.5–2 mm, glabrous.

pistillate 6–25;

bisexual 15–40;

corollas pale yellow, ca. 2 mm, glabrous.

broadly ovate, sparsely hairy.

(green) broadly elliptic to obovate, glabrous.

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

(erect, subsessile) in (leafy) paniculiform to spiciform arrays 12–35(–40) × 2–4 cm (lateral branches relatively short).

elliptic, 0.5–0.8 mm, glabrous.

ellipsoid (4–5-nerved), 0.2–0.9 mm, glabrous.

= 18.