Flora of North America species comparison

glabrous or moderately hirsute (branches spreading).

glabrous or sparsely hirsute (hairs spreading).

blades lanceolate to broadly ovate or elliptic (not lobed), herbaceous, bases attenuate to cordate, margins usually entire or serrate, sometimes lacerate, apices acute, faces glabrous or hirsute to strigose;

basal petiolate, 5–30 × 1–8 cm;

cauline petiolate, 2–25 × 0.5–7 cm, bases attenuate to cordate or auriculate.

basal blades mostly broadly elliptic to ovate, 1.5–3 cm wide, lengths to 2 times widths, bases broadly rounded, margins sharply toothed (not incised), faces glabrous or sparsely hairy;

cauline petiolate (proximal) to nearly sessile (distal), shapes ovate to lanceolate, notably smaller distally, bases rounded to attenuate, margins entire or serrate, faces glabrous or sparsely hairy.

hemispheric to ovoid;

paleae 2.5–4 mm, (apical margins usually ciliate) apices obtuse to acute, abaxial tips usually glabrous.

11–18 mm diam.;

palea margins eciliate, faces glabrous.

10–15;

laminae elliptic to oblanceolate, 15–25 × 3–6 mm, abaxially strigose.

12–21;

laminae 25–40 mm.

50–500+;

corollas proximally yellowish green, brown-purple distally, 3–4.2 mm;

style branches ca. 1.3 mm, apices rounded.

to 2 cm.

spreading to reflexed, 1–2 × 0.2–0.5 cm, glabrous or sparsely hairy.

borne singly or (2–7) in corymbiform arrays.

2.2–4 mm;

pappi coroniform, to 0.2 mm.

12–16 × 10–18 mm.

= 76.