Flora of North America species comparison

proximally usually piloso-hirsute (hairs 1–6+ mm), rarely glabrous, distally glabrous.

proximally piloso-hirsute (hairs 1–3+ mm), distally stellate-pubescent and stipitate-glandular.

basal (0–)3–8+, cauline 1–5(–12+);

blades oblanceolate, 40–100(–300) × 12–30(–60+) mm, lengths 3–5+ times widths, bases cuneate, margins usually entire, sometimes sinuately toothed, apices obtuse to acute, faces piloso-hirsute (hairs 1–6 mm), rarely glabrous.

basal 3–6, cauline (0–)2–3+;

blades (often purple-mottled) ± elliptic, 50–110 × 25–45 mm, lengths 1.5–3 times widths, bases rounded to truncate, margins ± dentate, apices ± obtuse (apiculate), abaxial faces piloso-hirsute (hairs 1–3+ mm), adaxial scabrous to piloso-hirsute (hairs 0.5–3 mm).

usually glabrous, sometimes stipitate-glandular.

densely stellate-pubescent and stipitate-glandular.

± campanulate, (7–)8–10(–11) mm.

campanulate to obconic, 8–9 mm.

(6–)12–25+;

corollas yellow, 9–10 mm.

30–50+;

corollas yellow, 12–13(–16) mm.

8–13+, apices acuminate, abaxial faces piloso-hirsute (hairs 1–2+ mm), stellate-pubescent, and stipitate-glandular.

18–21+, apices ± acuminate, abaxial faces stellate-pubescent and stipitate-glandular.

bractlets 5–12+.

bractlets 8–13+.

(3–)12–50+ in corymbiform to paniculiform arrays.

5–8+ in corymbiform arrays.

columnar, 2.5–4 mm;

pappi of 30–40+, stramineous bristles in ± 2 series, (4–)5–7 mm.

columnar, 2.5–3 mm;

pappi of 30–40+, stramineous bristles in ± 2 series, 4–5 mm.