Flora of North America species comparison

± erect;

internodes 0.1–1+ mm, glabrous or ± strigose.

± erect;

internodes 0.1–1+ mm, ± strigose.

basal and cauline, ± spatulate to oblanceolate, 10–35 × 2–7 mm, ± fleshy, faces sparsely strigose or glabrous.

basal and cauline, blades ± spatulate, 5–10(–15+) × 1.5–3+ mm, ± fleshy, faces sparsely strigose or glabrate.

± hemispheric, 12–28+ mm diam.

± campanulate, 6–10 mm diam.

18–40;

corollas blue to purplish adaxially, laminae 8–16 mm, glabrous abaxially.

8–21;

corollas white or pinkish adaxially, laminae 4–8 mm, abaxially usually glabrous, sometimes sparsely glandular-puberulent.

60–100+;

corollas 3.5–4.5+ mm.

20–40+;

corollas 3–4 mm.

40–60+ in (3–)4–5+ series, the longer obovate to oblanceolate, 7–9+ mm (l/w = 2.5–5), apices obtuse to acute, abaxial faces glabrous.

20–28 in 3–4+ series, the longer ± lanceolate, 5–7 mm (l/w = 2.5–5), sometimes glabrate, apices obtuse to acute, abaxial faces usually ± strigillose.

± sessile or on peduncles 5–25+ mm.

± sessile.

4 mm, faces nearly glabrous (discs) or sparsely hairy (ray, hairs mostly at bases), hair tips glochidiform;

pappi persistent;

on ray cypselae 12–20 lanceolate to subulate scales 0.5–1.5 mm;

on disc cypselae 15–30 subulate to setiform scales 3–6 mm.

2–3.5 mm, faces hairy, hair tips entire or forked;

pappi persistent, 15–30 subulate to setiform scales 3–5 mm.

= 36 (apomicts).

= 27 (apomicts).