Flora of North America species comparison

2–5, erect or strongly ascending, brownish to red-tinged, bases often curved, sparsely to moderately leafy, usually glabrous, sometimes sparsely tomentulose or villous, eglandular.

2–5, erect or ascending, red-tinged, glabrous or sparsely tomentose distally, eglandular.

basal (tufted) petiolate, blades lanceolate or oblanceolate to elliptic, 50–200(–300) × 4–30 mm, margins spinulose-serrate to entire or undulate, ciliate, apices acute, sometimes recurved;

cauline sessile, blades lanceolate, 10–40 × 2–4 mm, reduced distally;

faces usually glabrous, sometimes villous.

basal petiolate, blades oblanceolate to spatulate, 70–210 × 10–35 mm, margins entire or undulate, ciliate;

cauline sessile, linear-lanceolate, 30–80 × 2–10 mm, bases clasping;

faces glabrous, eglandular.

0–2 cm.

0–4 cm.

hemispheric to campanulate, 5–15 × 5–18 mm.

hemispheric, 11–17 × 20–30 mm.

7–28;

corollas 5–12 mm.

18–45;

corollas 10–20 mm.

20–65;

corollas 5–8 mm.

80–100;

corollas 6.5–10 mm.

in 4–5 series, lanceolate to oblanceolate or oblong, 6–13 mm, strongly unequal, margins sometimes ciliate, apices green, obtuse or acute, sometimes recurved, faces glabrous, sparsely tomentulose, or densely villous.

in 2–3 series, oblanceolate to oblong, 7–13 mm, unequal, bases chartaceous, margins entire, densely ciliate, apices green, acuminate, faces glabrous.

(1–)3–15+ in spiciform, racemiform, or narrowly paniculiform arrays.

usually 2–4 in racemiform arrays, sometimes borne singly.

subcylindric, 2.5–5.5 mm, 4-angled, faces often sericeous or nearly glabrous;

pappi tawny, 6.5–8.5 mm.

oblong-fusiform, 5–7 mm, 4-angled, faces striate, glabrous;

pappi tawny, 6–9 mm.

= 12.