Flora of North America species comparison

1–4, erect or ascending, reddish, sometimes sparsely leafy, sparsely to densely villous, tomentose, or woolly, usually stipitate-glandular distally.

1–5, erect to curved-ascending, red-tinged, glabrous or sparsely tomentulose distally, eglandular.

basal petiolate, blades lanceolate to oblanceolate or elliptic, 40–200 × 8–45 mm, margins usually coarsely, sharply serrate, sometimes entire, frequently stipitate-glandular, sometimes ciliate, apices acute, faces villous to tomentose, sometimes stipitate-glandular;

cauline petiolate, lanceolate, 15–75 × 3–20 mm, becoming sessile and reduced distally, bases clasping.

basal petiolate, blades oblanceolate to elliptic, 100–300 × 10–50 mm, margins sharply serrate to undulate or entire, glabrous or villoso-ciliate on petioles and midribs;

cauline short-petiolate to sessile, moderately reduced distally, bases clasping, margins ciliate, apices obtuse to acute, faces sparsely villous, eglandular.

1–4 cm.

1–8 cm.

hemispheric to campanulate, 7–12 × 8–20 mm.

hemispheric, 10–18 × 15–28 mm.

10–34;

corollas 6–15 mm.

15–23;

corollas 8–15 mm.

30–60;

corollas 5–7 mm.

35–50;

corollas 5–9 mm.

in 2–3 series, loose or appressed, green throughout or only distally (bases chartaceous), linear-lanceolate, unequal to subequal, apices acute, faces villous to tomentose, sometimes stipitate-glandular.

in 2–3 series, loose, green with whitish base, linear-lanceolate, 9–13 mm, subequal, margins entire, ciliate, faces villous proximally.

usually 3–7 in loose, racemiform arrays, rarely borne singly (short- or long-pedunculate).

3–10 in narrow, elongate, racemiform arrays.

subcylindric, 3–4.5 mm, 3–4-angled, faces striate, sericeous-strigose;

pappi whitish to tawny, 5–7 mm.

narrowly oblong, 4-angled, 3–6 mm, faces striate, densely sericeous;

pappi tawny, 6.5–9.5 mm.

= 36.