Flora of North America species comparison

usually 1, rarely 2–3, clustered, irregularly arachnoid-tomentose to lanate-tomentose or glabrescent.

1 or 3–5, loosely clustered, glabrous or bases and leaf axils tomentose.

(and proximal cauline, relatively turgid) petiolate;

blades broadly ovate or lyrate (± pinnately lobed, lateral lobes 1–3 pairs, smaller than terminals), 10–30+ × 10–20+ mm, bases tapering to cuneate, ultimate margins subentire or crenate to coarsely dentate (abaxial faces tomentose).

(and proximal cauline, relatively thick and turgid) petiolate (petioles sometimes winged);

blades elliptic-ovate or suborbiculate to spatulate, 15–25 × 5–20 mm, bases tapering, margins entire or dentate (at apices).

gradually reduced (sessile; bractlike, entire).

abruptly reduced (becoming sessile, bractlike).

bracteate, irregularly tomentose.

ebracteate, glabrous.

8–13;

corolla laminae 8–10 mm.

(0) or 8–13;

corolla laminae 7–9 mm.

60–75+;

corolla tubes 2.5–4 mm, limbs 3.5–5 mm.

35–50+;

corolla tubes 2–3 mm, limbs 2.5–3.5 mm.

(8–)13 or 21, green, 7–10+ mm, densely tomentose proximally, glabrescent distally (tips hair-tufted).

13, cyanic, 8–9 mm, glabrous or loosely tomentose proximally.

inconspicuous.

inconspicuous.

3–6 in cymiform arrays.

1–2(–4).

2–2.5 mm, glabrous;

pappi 5–7 mm.

1–2 mm, glabrous;

pappi 3–4.5 mm.

= 46.