Flora of North America species comparison

1–5, sparsely to moderately strigoso-puberulent.

1–10+, erect, slender to stout (tall shoots), glabrous.

basal petioles 3–5 cm, blades oblanceolate or spatulate to ovate or rotund, 2–4 cm (excluding petioles);

cauline (numerous) subsessile or sessile, blades elliptic or lance-elliptic to ovate, mid mostly 25–50(–65) × 10–25 mm, distal much reduced;

branch leaf petioles 1 mm, blades ovate, 5–15 (excluding petioles) × 2–10 mm.

basal often persistent, also present as new rosettes at flowering, tapering to winged petioles to 250 mm, blades narrowly ovate to lanceolate, 50–150 × 15–45 mm, apices obtuse to acute, faces glabrous;

proximal cauline similar, reduced distally (petioles becoming less developed);

distal sessile, blades prominently 1-nerved, ovate to lanceolate, 75–100 × 8–12 mm, much reduced distally, margins entire, flat, apices acute.

linear, 1–3 mm, bracteate.

6.3–8.5 mm, glabrous;

bracteoles 3, linear to lanceolate, sometimes grading into phyllaries.

narrowly campanulate, 3–5 mm.

campanulate, 4–5 mm.

0(–2).

6–8;

laminae 4.6–5 × 0.5–0.7 mm.

4–8;

corollas 3 mm, lobes 1 mm.

8–20;

corollas 4–4.5 mm, lobes 0.6–1 mm.

in 3–4 series, lanceolate, strongly unequal, margins ciliate, apices acute, glabrous.

(14–18) in 3–4 series, broadly linear to ovate, unequal, obtuse, obscurely striate.

75–200 in open paniculiform arrays, branches divaricate, ascending to recurved, weakly to strongly secund, to 50 cm, secondary branches less than 3 cm.

10–500+ in corymbiform arrays, branches glabrous.

2.5–3 mm, moderately short-strigose;

pappi 2 mm.

(obconic) 1.6–2.2 mm, glabrous;

pappi 2.5–3 mm (apically clavate).

= 18.

= 18.