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 basal, sometimes to mid-stems;

petiolar bases 3–5+ cm;

blades elliptic-obovate to ± spatulate, 3–5+ cm × 5–25 mm, margins weakly lobed or entire, faces closely puberulent.

(5–)20–35+ cm.

10–30 cm.

(6–)12–18+;

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

8–14;

corollas yellow, 14–17+ 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.

50–100+;

corollas yellow, tubes 1–1.2 mm, throats cylindric, 4–5.5 mm, lobes ovate, 0.7–1.3 mm, jointed hairs 0.3+ mm.

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

22–26+, lance-attenuate, 9–12 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, 1–2 mm, hairs 1+ mm, inserted at bases and on angles and faces;

pappi of 10 ovate to lanceolate, aristate scales 5–6.5+ mm (scarious bases 3–4.5 × 1–1.2 mm).

setae 2–6 mm.

setae 2–4 mm.

= 34, 68.

= 68.