Flora of North America species comparison

1–5, sparsely to moderately strigoso-puberulent.

1–10+, erect, stout, hairy.

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 and proximal cauline usually present at flowering, abruptly narrowed to long petioles, blades ovate to rhombic, 80–200 × 24–50 mm, firm, flat, margins entire to crenate, sometimes undulate, apices obtuse to acute, faces densely hairy;

mid to distal cauline sessile, blades ovate, 30–50 × 15–17 mm, stiff, greatly reduced distally, margins entire or finely serrate, sometimes undulate, apices acute to obtuse.

linear, 1–3 mm, bracteate.

3–15 mm, strigillose-canescent, bracteoles 1–3, linear-lanceolate.

narrowly campanulate, 3–5 mm.

campanulate, 6–8 mm.

0(–2).

6–13;

laminae 1.4–5.4 × 1.2–1.9 mm.

4–8;

corollas 3 mm, lobes 1 mm.

14–35;

corollas 4.3–6.1 mm, lobes 0.6–1.1 mm.

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

in 3–4 series, unequal, oblong, conspicuously striate (3–5 pronounced nerves), obtuse.

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

9–190, in corymbiform arrays, compact or branches long and spreading, densely hairy throughout.

2.5–3 mm, moderately short-strigose;

pappi 2 mm.

(obconic) 0.8–1.7 mm (ribbed), glabrous or strigillose apically;

pappi 3–4 mm.

= 18.