Flora of North America species comparison

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

1–10, erect, gray-green, simple (suffrutescent from woody offsets), densely hairy to glabrescent.

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, mostly gray-green;

blades obovate, 1.5–5 × 0.5–1.5 cm, 3-lobed to 2-ternately lobed (lobes 0.5–3 mm wide, margins flat; cauline leaves smaller, sometimes entire), faces tomentose.

globose, 2–3 × 2–3.5(–6) mm.

broadly campanulate, 3.5–5 × 6–9 mm.

pistillate 6–25; functionally staminate 8–20;

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

pistillate 8–10;

bisexual 20–45;

corollas yellow, 2–2.5 mm, glabrous or glandular.

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

ovate (margins brownish or hyaline), tomentose.

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

(peduncles 0 or to 30 mm) in (leafy) paniculiform to racemiform arrays 12–25 × 1–4.5 cm.

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

ellipsoid (flattened), 1–1.5 mm, glabrous.

= 18.

= 18.