Flora of North America species comparison

mostly cauline on proximal 2/3–7/8 of plant heights;

petioles 2–10(–25+) mm;

blades usually simple, rarely with 1–2(–3+) lateral lobes, simple blades or terminal lobes lance-elliptic to oblanceolate or lanceolate, 15–60(–80) × 2–25(–35) mm.

lobes linear, 5–25 × 0.5–1(–2) mm.

(7–)12–15+ cm.

2–20(–35+) cm.

(3–)8+;

laminae (5–)12–20+ mm.

yellow, 12–15+ mm.

4.6–5.4 mm, apices yellow.

(5–)50–100+;

corollas 2–4.5 mm.

lance-ovate to lanceolate, 5–8+ mm.

(3–)8+, ± ovate to obovate, 6–10(–12+) mm.

of lanceolate to lance-linear bractlets 3–7 mm.

of (1–)5–8 linear bractlets (1–)3–8+ mm.

2.5–3 mm, wings ± spreading, ± chartaceous, entire.

oblanceolate to ± oblong, 5–6(–7) mm;

pappi 2–3 mm.

± oblong, 5–6 mm.

nodes proximal to first peduncle usually (5–)6–12+, distalmost 1–3 internodes 4–6(–10+) cm.

basally adnate to and falling with disc cypselae.

= 26 (+ 0–2B).

= 24.