Flora of North America species comparison

decumbent, seldom distally branched.

erect, usually branched distally.

blades broadly ovate or elliptic to suborbiculate, 7–20 cm, bases broadly cuneate to truncate or cordate, faces silky-villous to strigillose, glabrescent.

blades ovate-lanceolate to deltate, (8–)10–15(–20) cm, bases truncate to subcordate, margins entire or finely dentate or serrulate, faces tomentulose to pilosulous (and gland-dotted).

narrowly campanulate, 12–20(–25) mm diam.

hemispheric, 25–40 mm diam.

5–8(–9), laminae 8–18 mm.

10–14(–23), laminae (30–)50–60 mm.

broadly linear to oblong or obovate, 12–35 mm (equaling or surpassing ray corollas).

lanceolate, 20–30 mm (equaling or surpassing discs, tips often spreading to squarrose).

in axils of (and overtopped by) leaves.

held beyond leaves.

9–10 mm, glabrous;

pappi coroniform (lacerate, projected into scales on angles), 1–1.5 mm.

8–12 mm, usually glabrous, sometimes distally strigillose;

pappi coroniform (lacerate, projected into scales on angles), (0.5–)1–2(–3) mm.

= 38.

= 38.