Flora of North America species comparison

± erect;

internodes 0.1–1 mm, ± strigose.

± erect;

internodes 0.1–1(–2) mm, strigose.

basal and cauline, blades narrowly oblanceolate to linear, 5–25(–40+) × 1–1.5(–3) mm, fleshy, faces ± strigoso-sericeous, little, if at all.

basal and cauline, blades ± spatulate to oblanceolate, 10–35+ × 2–5+ mm, not fleshy, faces usually ± strigose, sometimes glabrous.

± campanulate, 8–18+ mm diam.

hemispheric to campanulate, 8–15 mm diam.

15–35;

corollas white adaxially, laminae 8–12+ mm, glabrous abaxially.

13–21+;

corollas usually white, sometimes pink or blue, adaxially, laminae 6–12 mm, abaxially usually glandular-puberulent, sometimes glabrous.

120–180+;

corollas 4–5(–6+) mm.

30–60+;

corollas 3.5–5.5 mm.

50–65+ in 5+ series, the longer ± lance-linear, 7–11(–13) mm (l/w = 6–9), apices attenuate, abaxial faces sparsely strigose or glabrate.

18–32 in 3–4+ series, the longer ± oblanceolate, 6–9 mm (l/w = 3–5), glabrate, or sparsely strigillose, apices obtuse to acute, abaxial faces glabrous.

± sessile.

usually on scapiform peduncles 5–60+ mm, sometimes sessile.

3.5–4.5 mm, faces hairy, hair tips glochidiform;

pappi persistent;

on ray cypselae ca. 30 subulate to setiform scales (1–)5–7 mm;

on disc cypselae ca. 30 subulate to setiform scales 5.5–7.5+ mm.

4.5 mm, faces glabrous or hairy at bases, hair tips glochidiform;

pappi persistent;

on ray cypselae 24–30+ subulate to setiform scales 5–6 mm;

on disc cypselae 24–30+ subulate to setiform scales 5.5–6.6 mm.

= 18.

= 18, 36.