Flora of North America species comparison

proximally piloso-hirsute (hairs 2–8+ mm), sometimes glabrate, distally glabrous or piloso-hirsute (hairs 2–5+ mm).

proximally usually piloso-hirsute (hairs 2–4+ mm), rarely glabrous, distally usually glabrous, sometimes piloso-hirsute (hairs 1–3+ mm), stellate-pubescent, and/or stipitate-glandular.

basal 0(–3+), cauline 6–12+;

blades spatulate to oblanceolate, 25–80(–100+) × 8–15(–25+) mm, lengths 3–5 times widths, bases ± cuneate, margins usually entire, rarely denticulate, apices obtuse to acute, abaxial faces piloso-hirsute (hairs 2–5+ mm), adaxial usually piloso-hirsute at margins (hairs 2–5+ mm), rarely glabrous.

basal 3–8(–20+), cauline 0–2(–4+);

blades oblanceolate to lanceolate, 30–100(–150+) × 8–20+ mm, lengths 2.5–8+ times widths, bases cuneate, margins entire or denticulate, apices rounded to acute, faces glabrous or piloso-hirsute (on midribs and at margins, hairs 1–4+ mm).

usually stellate-pubescent, sometimes piloso-hirsute and/or stipitate-glandular as well, rarely glabrous.

piloso-hirsute (hairs 1–2+ mm), stellate-pubescent, and stipitate-glandular.

campanulate, 7–10 mm.

campanulate, 5–7 mm.

12–24+;

corollas yellow, 7–12 mm.

(40–)60–80+;

corollas yellow, 6–9 mm.

12–15+, apices ± rounded, abaxial faces piloso-hirsute and stellate-pubescent.

12–18+, apices acute to acuminate, abaxial faces piloso-hirsute (hairs 0.5–1.5+), stellate-pubescent, and stipitate-glandular.

bractlets 9–13+.

bractlets 3–12+.

(3–)6–12+ in corymbiform arrays.

(3–)10–30+ in subumbelliform or corymbiform arrays.

columnar, ca. 3.5 mm;

pappi of 32–40+, white or stramineous bristles in ± 2 series, 5–6 mm.

columnar, 1.5–2 mm;

pappi of 25–40+,white bristles in 1 series, 3–4 mm.