Flora of North America species comparison

erect, hairy.

erect, puberulent.

basal and proximalmost cauline withering by flowering;

cauline sessile;

blades obovate, 10–40 × 3–10 mm, margins entire, apices acuminate to slightly cuspidate, faces hairy, resinous.

basal persistent at flowering, winged-petiolate, blades oblanceolate to obovate or spatulate, 20–150 mm, serrate near apices, puberulent;

cauline sessile, blades narrowly to broadly ovate, 10–110 × 4–30 mm, bases cuneate, margins serrate, distal becoming entire, apices acuminate to acute, faces puberulent.

bracts broadly lanceolate to narrowly ovate, hairy.

bracts absent.

5–8 mm.

4–7 mm at flowering.

fusiform-obconic, 1–3 mm, densely strigose;

pappi: inner series 6–8 mm.

fusiform-obconic, 0.8–2 mm, densely strigose;

pappi: inner series 4–5 mm.

2–5;

corolla tubes 3–4 mm, laminae 3–6 mm.

3–7;

corolla tubes 2–4 mm, laminae 2–6 mm.

6–11;

corolla tubes 4–6 mm, lobes 1–2 mm.

9–20;

corolla tubes 3–4 mm, lobes 0.6–2 mm.

in 4–5 series, outer 2–3 mm, first mid 3–4 mm, second mid 4–6 mm, puberulent.

in 3–4 series, outer 2–4 mm, mid 3–5 mm, glabrate.

2–4 per branch, in corymbiform arrays.

2–5 per branch, in corymbiform arrays.

= 18.

= 18.