Flora of North America species comparison

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

1–3, erect, reddish brown, simple, strigillose to spreading-hairy, or glabrous.

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 (in rosettes, petioles to 12 cm) and cauline, greenish;

blades (basal) 2–3-pinnate, relatively deeply lobed (cauline sessile, 1–2-pinnately lobed to entire), faces sparsely hairy to pilose.

globose, 2–3 × 2–3.5(–6) mm.

globose, 3–5 × 4–8 mm.

pistillate 6–25; functionally staminate 8–20;

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

pistillate 6–8;

bisexual 20–50;

corollas yellowish or yellow to reddish-tinged, 1–2 mm, hairy (hairs tangled).

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

(greenish or yellowish) elliptic (margins hyaline, brownish), glabrous or sparsely hairy.

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

(10–70, spreading to nodding, peduncles 0 or to 10 mm) in spiciform arrays 2–5 × 0.5–1 or 8–18 × 1–4 cm.

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

oblong, 0.5–1 mm, glabrous.

= 18.