Flora of North America species comparison

1–5, sparsely to moderately strigoso-puberulent.

1–10+, erect (usually simple), rough-puberulent or shortly spreading hirsute, or proximally glabrate.

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 petioles 1.5–7 mm, blades spatulate to lanceolate or subrhombic, mostly 50–109 × 15–40 mm, bases tapering, glabrous, margins sharply serrate, ciliate, apices acuminate;

mid and distal sessile, blades lanceolate to subrhombic, much reduced distally, margins serrulate becoming entire distally, glabrous.

linear, 1–3 mm, bracteate.

1–7, short-strigose;

bracts leaflike, 5–15 mm.

narrowly campanulate, 3–5 mm.

campanulate, 5–6 mm.

0(–2).

8–10(–15);

laminae 2–3.5 mm.

4–8;

corollas 3 mm, lobes 1 mm.

20–60;

corollas 3.5–4.5 mm, lobes 1.5–2 mm.

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

(in 3–4 series) lanceolate, unequal (midnerves swollen), acute to acuminate (tips dark green).

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

15–50+ in compactly rounded corymbiform arrays, becoming paniculiform in robust plants.

2.5–3 mm, moderately short-strigose;

pappi 2 mm.

2–3 mm, sparsely strigose to glabrate;

pappi (of 12–22 bristles) about 3 mm.

= 18.

= 54.