Flora of North America species comparison

± erect;

internodes 6–8(–25) mm, ± strigose.

± erect;

internodes 0.1–1 mm, ± strigose.

basal and cauline, blades spatulate to oblanceolate, 15–60(–120+) × 2–6(–10) mm (margins strigoso-ciliate), faces usually glabrous, sometimes sparsely strigillose.

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

hemispheric or broader, (8–)12–25+ mm diam.

± campanulate, 8–18+ mm diam.

15–55+;

corollas usually blue adaxially, laminae 12–20 mm, glabrous abaxially.

15–35;

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

(60–)100–150+;

corollas (3.5–)4–5+ mm.

120–180+;

corollas 4–5(–6+) mm.

(30–)60–80+ in (4–)5–6+ series, the longer ± lanceolate, (7–)12–13+ mm (l/w = 3–5), apices acute to attenuate (most hard, apiculate), abaxial faces sparsely strigillose or glabrous.

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.

at tips of ± leafy stems.

± sessile.

3–4+ mm, faces ± hairy, hair tips forked or glochidiform;

pappi persistent;

on ray cypselae each a corona 0.1–0.5 mm;

on disc cypselae each of 8–12+ lanceolate scales 0.5–1 mm plus 1–2+ subulate to setiform scales 1–4 mm.

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.

= 18.