Flora of North America species comparison

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

usually 10+ (rising beyond basal leaves, decumbent), whitish gray, (ca. 5 mm diam., densely leafy) densely hairy.

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.

persistent, gray-green;

blades broadly lanceolate, faces woolly-hairy;

proximalmost blades 3–8 × 2–6 cm, 2–3-pinnatifid, lobes linear (to 2 mm wide);

cauline somewhat reduced, 2–3 × 0.8–1.2 cm;

apices acute, faces hairy.

broadly campanulate, 5–8 × 6–7 mm.

globose, 3–4.5 × 3–4.5 mm.

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).

pistillate 5–20; functionally staminate 12–25;

corollas pale yellow (broadly tubular), ca. 2 mm, glabrous.

broadly lanceolate, tomentose.

lanceolate, margins obscured by indument, hairs straight.

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

(sessile, clustered in glomerules) in (densely leafy) paniculiform to spiciform arrays 10–20(–30) × 1–4 cm.

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

ellipsoid (faintly nerved), 1–1.5 mm, glabrous.

= 18.