Flora of North America species comparison

1–5, sparsely to moderately strigoso-puberulent.

usually 1, erect, strigose in arrays.

basal petioles 3–5 cm, blades oblanceolate or spatulate to ovate or rotund, 2–4 cm (excluding petioles);

cauline (numerous) subsessile or sessile, blades elliptic or lance-elliptic to ovate, mid mostly 25–50(–65) × 10–25 mm, distal much reduced;

branch leaf petioles 1 mm, blades ovate, 5–15 (excluding petioles) × 2–10 mm.

basal and proximal cauline narrowing abruptly to elongated petioles, blades spatulate to lanceolate or ovate, 60–120(–150) × 14–45(–65) mm, gradually reduced distally, margins serrate (teeth 4–17), abaxial faces glabrous, glabrous or hairy along nerves, adaxial glabrous or sparsely strigose;

mid to distal cauline petiolate to sessile, abruptly to gradually tapering to short broadly winged petiole-like bases, blades lanceolate, 22–46(–57) × 8–20(–29) mm, bases rounded, margins entire to slightly serrate, apices acute to acuminate, faces glabrous or sparsely hairy.

linear, 1–3 mm, bracteate.

5–25 mm, densely short hispido-strigose;

bracteoles 0–3, linear.

narrowly campanulate, 3–5 mm.

campanulate, (8.6–)9.5–11.5(–12.5) mm.

0(–2).

7–13;

laminae (4–)4.5–6.5 × 1–2 mm.

4–8;

corollas 3 mm, lobes 1 mm.

14–29;

corollas (4.4–)5–6 mm;

lobes 1–2 mm.

in 3–4 series, lanceolate, strongly unequal, margins ciliate, apices acute, glabrous.

in 2–3 series, sometimes weakly unequal, glabrate, margins ciliate;

outermost ovate, 3–5(–7) mm, acuminate, innermost lanceolate, 1-nerved, tapering to rounded tip.

75–200 in open paniculiform arrays, branches divaricate, ascending to recurved, weakly to strongly secund, to 50 cm, secondary branches less than 3 cm.

2–110+ (1–10 per branch) in leafy, racemiform or short, axillary and terminal racemiform-paniculiform clusters, lateral branches erect, 4–43 cm.

2.5–3 mm, moderately short-strigose;

pappi 2 mm.

(± linear-obconic) 1.4–4.4 mm, glabrous;

pappi (3.7–)5–6.5(–7.3) mm.

= 18.

= 18.