Flora of North America species comparison

usually simple, sometimes branched distally.

(often reddish purple) mostly simple.

2–4(–6) pairs, cauline (basal leaves often persistent on sterile rosettes), petiolate (proximal, petioles relatively short, broadly winged) or sessile (mid and distal);

blades lance-elliptic to ovate, 2–10 × 1–6 cm, margins serrate to dentate, apices obtuse to acute, faces glabrous or sparsely villous.

3–4 pairs, mostly cauline (basal often persistent on sterile rosettes); petiolate (petioles usually narrow, proximalmost sometimes broadly winged);

blades (often reddish purple) usually elliptic to ovate, sometimes subcordate, 1.5–8 × 1.5–4 cm (often relatively thick, nearly succulent), margins usually entire or serrate, sometimes crenate or slightly lobed, apices acute to rounded, faces glabrous or scabrous.

narrowly turbinate.

campanulate-turbinate.

8–15;

corollas yellow.

5–10;

corollas yellow to slightly orange.

20–90;

corollas yellow;

anthers yellow.

corollas yellow;

anthers yellow.

8–20, lanceolate to oblanceolate.

8–14, ovate to broadly lanceolate.

1 or 3–5(–9).

usually 1, sometimes 2–3 (often nodding in bud).

dark brown, 5–9 mm, sparsely villous;

pappi white, bristles barbellate.

dark gray, 6–8 mm, sparsely to densely hirsute (hairs duplex);

pappi white, bristles usually barbellate, sometimes subplumose.

= 38, 76.

= 38.