Flora of North America species comparison

basal and cauline or cauline;

petiolar bases 5–15 cm;

blades oblanceolate to lanceolate, 5–15 cm × 5–30(–40) mm, margins raggedly pinnately lobed to toothed or entire, faces scabrellous and/or sparsely to densely villous (hairs jointed).

mostly cauline;

petiolar bases 2–8 cm;

blades obovate to oblanceolate or spatulate, mostly 2–5(–8) cm × 5–25 mm, margins usually entire, sometimes obscurely lobed or toothed, faces sparsely villous.

(5–)20–35+ cm.

2–6(–10) cm.

(6–)12–18+;

corollas yellow or yellow/purple, rarely tubular and 5-lobed, usually distally laminate and 3-lobed, 15–35+ mm.

7–10;

corollas yellow, 12–16 mm.

60–120+;

corollas usually purple or purple-tipped, sometimes yellow, tubes 0.5–1.5 mm, throats cylindric to urceolate, 4.5–5.5 mm, lobes lance-ovate to triangular-attenuate, 1–2 mm, jointed hairs 0.3+ mm.

60–100+;

corollas yellow, tubes 0.8–1.2 mm, throats cylindric to urceolate, 4–4.5 mm, lobes ovate-deltate, 0.8–1.2 mm, jointed hairs 0.3+ mm.

24–40+ ovate to lance-attenuate, 10–15+ mm, ciliate with jointed hairs (also strigose and gland-dotted).

18–24+, lanceolate-ovate to lanceolate-attenuate, 8–12 mm, villous with jointed hairs.

clavate (outer) to obpyramidal (inner), 2.5–6 mm, hairs 1.5–2.5 mm, inserted at bases;

pappi of 8 ovate to lanceolate, aristate scales 5–6 mm (scarious bases 1.5–3 × 0.4–1.5 mm).

obpyramidal, 3–4 mm, hairs 1.5–2 mm, inserted at bases and on angles and faces;

pappi of 10 lanceolate, aristate scales 5–6.5+ mm (scarious bases 3.5–4.5 × 0.8–1.5 mm).

setae 2–6 mm.

setae 0.3–2 mm.

= 34, 68.

= 34.