Flora of North America species comparison

± erect;

internodes 0.1–1 mm, ± villous.

± erect;

internodes 0.1–1 mm, ± strigose.

basal and cauline, ± spatulate, 7–10(–20) × 1.5–2(–4) mm little, it at all, fleshy, faces ± villous or sericeous.

basal and cauline, blades ± spatulate, 5–8(–16+) × 1.5–2.5+ mm, little, if at all, fleshy, faces ± strigose.

± urceolate, 6–12(–16) mm diam.

± campanulate, 4–8+ mm diam.

12–30+;

corollas white to pinkish adaxially, laminae 3–12 mm, abaxially usually glandular-puberulent, sometimes glabrous.

13–21;

corollas yellow adaxially, laminae 4–6+ mm, glandular-puberulent abaxially.

16–30+;

corollas 4–5+ mm.

25–60+;

corollas 4–5+ mm.

16–24+ in 3–4 series, the longer lance-ovate to lanceolate, 6–8(–9) mm (l/w = 4–7), apices usually acute, sometimes attenuate, abaxial faces ± villous to strigillose.

24–40+ in 4+ series, the longer ± lanceolate, 4–7 mm (l/w = 2.5–5), sometimes glabrate, apices acute to attenuate, abaxial faces usually sparsely strigillose or glandular-puberulent.

± sessile.

± sessile.

2.5–4 mm, faces hairy, hair tips glochidiform or forked;

pappi readily falling, of 14–30 subulate to setiform scales 4.5–6+ mm (± connate basally).

2–2.5 mm, faces hairy, hair tips glochidiform;

pappi persistent;

on ray cypselae 10–12 lanceolate to subulate scales 0.5–1+ mm;

on disc cypselae 20+ subulate to setiform scales 4–5+ mm.

= 18.