Flora of North America species comparison

erect to decumbent, branching at most nodes, proximal branches spreading and decumbent, 0.5–5 dm.

decumbent or weakly ascending, infrequently branching, branches spreading and decumbent or parallel to ground, 2–4 dm.

sessile or petiolate;

petiole 1/5 to as long as blade;

blade orbiculate to broadly ovate or elliptic to spatulate, 1.5–8(–9) × 1–6(–8) cm, base truncate to attenuate, margins coarsely dentate, sinuate, or entire.

petiolate;

petiole 1/25–1/3 blade;

blade oblanceolate, 4–10 × 2–6 cm, base attenuate, margins entire to slightly sinuate.

10–33 mm, 15–60 mm in fruit.

10–20 mm, 10–30 mm in fruit.

calyx (3.5–)5–9 mm, lobes 1.5–4 mm;

corolla yellow with 5 dark purple-black spots, campanulate-rotate, (8–)10–16 mm;

anthers yellow, rarely purple-tinged, not twisted after dehiscence, 2–5 mm.

calyx 6–10 mm, hispid, lobes 2–5 mm;

corolla yellow with 5 pale brown smudges, campanulate-rotate, 10–15 mm;

anthers yellow, not twisted after dehiscence, 2.5–3.5 mm.

loosely enclosing berry, 10-ribbed, 15–35(–45) × 10–35 mm.

loosely enclosing to nearly filled by berry, 10-ribbed, 20–35 × 15–30 mm.

= 24.