Flora of North America species comparison

1–10+, ascending to erect, glabrous or sparsely puberulent.

1–5+, ascending to erect, densely puberulent to lanate, especially distally.

thin, margins entire or sometimes serrate, apices acute;

basal withering by flowering, petiolate, blades narrowly lanceolate, 60–200 × 10–20 mm, attenuate or cuneate, margins usually entire, sometimes serrate, apices acute, faces glabrous or sparsely puberulent;

proximalmost cauline sometimes withering by flowering, sessile, blades narrowly lanceolate, 50–150 × 8–25 mm, bases cuneate, often auriculate, apices acute;

distal sessile, blades linear to narrowly lanceolate, 20–120 × 3–20 mm, bases cuneate, often auriculate, apices acute.

thickish, margins entire or shallowly crenate, apices acute to ± obtuse, faces densely lanate-puberulent;

basal withering by flowering, petiolate, blades obovate to elliptic, 30–150 × 10–40 mm, bases cuneate to rounded, margins entire, ciliolate, apices acute, faces densely cinereous to lanate;

proximalmost cauline sometimes withering by flowering, subpetiolate or sessile, blades obovate-lanceolate to elliptic, 50–100 × 10–25(–35) mm, bases cuneate, clasping, ± auriculate, apices usually acute;

distal sessile, blades 20–60(–80) × 9–16(–20) mm, bases rounded to auriculate.

sparsely hairy, bracts linear to lanceolate.

densely lanate, bracts 1–8, elliptic, margins ciliolate, apices acute, puberulent.

campanulate, 5–8 mm.

campanulate, 6–10 mm.

20–40;

corollas white to pink, laminae 7–15 × 1–2 mm.

18–40;

corollas violet, laminae (8–)12–20 × 1–2(–2.5) mm.

35–60+;

corollas yellow, 4.5–5 mm, lobes triangular, 0.5–0.75 mm.

35–80+;

corollas yellow, 6–9 mm, lobes triangular, 0.4–1 mm.

in 3–5 series, often spreading, oblanceolate (outer) to linear (inner), subequal, outer indurate less than 1/2, bases outer variable, inner scarious, margins entire, scabrous to ciliolate, green zones oblanceolate to elliptic, apices acute to obtuse, often spreading, faces glabrous or sparsely puberulent.

in 4–6 series, oblanceolate (outer) to linear (inner), unequal, bases scarious (outer sometimes foliaceous), margins slightly scarious, entire, green zones obovate to elliptic, apices acute, faces densely lanate to cinereous.

in racemiform to narrow, paniculiform arrays, branches usually to 10 cm.

in paniculiform, very leafy arrays, branches 4–10(–20) cm.

brown, cylindric to obovoid, not compressed, 2.5–3.5 mm, 1–2-nerved, faces hairy;

pappi white, 5–6 mm.

brown, cylindric to obovoid, not compressed, 3.5–4.5 mm, 4–5-nerved, faces sparsely hairy;

pappi tawny, (6–)7–9 mm.

= 16, 32, 48, 64.

= 80.