Flora of North America species comparison

1–5, sparsely to moderately strigoso-puberulent.

1–5, densely, evenly villoso-tomentose (hairs white, thin, crisped).

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 0;

mid and distal cauline lanceolate to narrowly lanceolate, 3-nerved, 50–80(–120) × 5–10(–12) mm, reduced distally to 10–20 mm, margins shallowly crenate or serrate to nearly entire, faces moderately to densely short pilose (hairs somewhat ascending).

linear, 1–3 mm, bracteate.

moderately to densely villoso-strigillose, rarely sparsely minutely stipitate-glandular;

bracteoles 1–2(–4).

narrowly campanulate, 3–5 mm.

narrowly campanulate, 3–4 mm.

0(–2).

7–15;

laminae 1–2(–3) × 0.1–0.6 mm.

4–8;

corollas 3 mm, lobes 1 mm.

5–9;

corollas 2.8–3 mm, lobes 0.4–1.1 mm.

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

in 3–4 series, oblong-lanceolate or lanceolate to narrowly elliptic, strongly unequal, margins apically ciliate, glabrous, rarely outer sparsely, minutely stipitate-glandular.

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

80–950, secund, in narrowly pyramidal paniculiform arrays, 3–4 times as long as wide, branches spreading and slightly secund, bracts linear-lanceolate, 3–6 mm.

2.5–3 mm, moderately short-strigose;

pappi 2 mm.

(narrowly obconic) 1.4–1.6 mm, sparsely strigillose;

pappi ca. 3 mm.

= 18.

= 18.