Flora of North America species comparison

1, glabrous or sparsely tomentose.

1 (per rosette, rosettes clustered), lanate-tomentose to glabrescent.

(and proximal cauline) petiolate;

blades ovate, oblanceolate, or spatulate, 10–30 × 5–20 mm, bases tapering, sometimes obtuse, margins entire, subentire, or dentate.

(and proximal cauline) petiolate;

blades obovate to broadly spatulate, 5–20+ × 10–15 mm, bases tapering, margins subentire or dentate apically (faces lanate-tomentose to glabrescent).

abruptly reduced (sessile, clasping; bractlike, entire).

gradually reduced (sessile; spatulate to linear, densely tomentose).

bracteate (bractlets red-tinged), densely lanate-tomentose.

bracteate, densely lanate-tomentose.

(8–)13;

corolla laminae 6–10+ mm.

8 or 13;

corolla laminae 8–10 mm.

35–50+;

corolla tubes 2.5–3.5 mm, limbs 3–4 mm.

35–50+;

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

(13–)21, green (tips red or dark red), densely tomentose proximally.

13 or 21, green, 6–8 mm, lanate-tomentose, glabrate distally.

conspicuous (bractlets narrow, red-tinged).

0.

1–4+ in corymbiform arrays.

2–8+ in compact cymiform arrays.

1.5–2 mm, glabrous;

pappi 5–6 mm.

0.75–1 mm, glabrous or hispid on ribs;

pappi 3–4 mm.

= 46.

= 46.