Flora of North America species comparison

erect or erect to decumbent, branching frequently at distal nodes or several-branched from base, branches spreading or ascending, 1–6 dm.

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

petiolate;

petiole 1/5–2/5 blade;

blade ovate to ovate-lanceolate or broadly lanceolate, 2.5–10(–13) × 0.5–6(–7) cm, base truncate to rounded, margins entire to coarsely dentate or irregularly crenate-dentate with only a few teeth.

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.

5–18 mm, 12–35 mm in fruit.

10–33 mm, 15–60 mm in fruit.

calyx (5–)7–12 mm, sparsely strigose with short, antrorse hairs, lobes 3–6 mm;

corolla yellow with 5 purple-brown smudges, campanulate-rotate, 10–20 mm;

anthers yellow or blue-tinged, not twisted after dehiscence, 2–4 mm.

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.

loosely enclosing berry, 10-ribbed, 20–40 × 15–30 mm.

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

= 24.