Flora of North America species comparison

erect, few-branched, 0.5–3 dm.

erect to decumbent, branching at most nodes, branches spreading and decumbent, 1.5–10 dm.

petiolate;

petiole 1/4–2/3 blade;

blade ovate to suborbiculate, 1.5–6(–6.5) × 1–5 cm, base truncate to cordate, margins entire or coarsely, irregularly dentate with few teeth.

petiolate;

petiole 1/3–2/3 blade;

blade broadly ovate to suborbiculate, (2–)4–11(–13) × 3–9(–10) cm, base truncate to slightly cordate, margins deeply and irregularly dentate to ± entire.

(8–)11–17(–25) mm, 15–30(–35) mm in fruit.

9–15(–20) mm, 20–30 mm in fruit.

calyx 6–12 mm, villous, lobes 2–5 mm;

corolla yellow with 5 pale reddish-brown smudges or not, campanulate-rotate, 10–17 mm;

anthers yellow, not twisted after dehiscence, 2.5–4 mm.

calyx 6–12 mm, lobes 3–6 mm;

corolla yellow with 5 large purple-brown smudges, campanulate-rotate, 10–17 mm;

anthers yellow, rarely blue-tinged, not twisted after dehiscence, 2.5–4.5 mm.

loosely enclosing berry, 10-ribbed, 20–35 × 15–25 mm.

loosely enclosing berry, 10-ribbed, 25–40 × 15–30 mm.

= 24.

= 24.