Flora of North America species comparison

± erect.

decumbent to ascending.

(proximal usually alternate, sometimes opposite): blades linear, lanceolate, or ovate, 3–7 cm, usually 1–2-pinnately lobed, ultimate margins entire or toothed, revolute, abaxial faces white-woolly, adaxial glabrate (distal leaves usually similar).

blades oblanceolate to linear, 5–20 mm, rarely lobed, ultimate margins, usually entire, plane (apices acute), faces sparsely woolly.

mostly 0–1(–1.5) cm.

1–5 cm.

campanulate, 2–3+ mm diam.

campanulate to obconic, 3–5 mm diam.

0 or 6–9;

laminae yellow, 3–5 (× 2–3) mm.

8–10;

laminae white with red veins, 3–5 mm.

30–40;

corollas 4 mm.

10–20;

corollas 2–3 mm (tubes cylindric, throats funnelform, gradually dilated, lobes glandular; anther appendages subulate, not glandular).

8–11, distinct (oblong, carinate, apices obtuse or acute).

8–10, distinct.

40–80+ per array.

borne singly.

3–4 mm;

pappi of 8–12 oblong or oblanceolate scales ca. 1 mm.

2.5–4.5 mm;

pappi of 5 subulate scales 1.5–2.5 mm plus 4–5 oblong scales ± 0.5 mm.

= 30.

= 8.