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, usually branching from base and at most nodes, branches spreading, 0.5–3 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.

petiolate;

petiole 1/2 to ± as long as blade;

blade broadly ovate to orbiculate, 1.5–3.5 × 1–3 cm, base cordate to rounded, margins ± entire or coarsely dentate, teeth sharp to blunt.

5–18 mm, 12–35 mm in fruit.

4–8(–13) mm, 5–15 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 5–7(–10) mm, lobes 1.5–3.5(–5) mm;

corolla yellow with 5 dark brown spots, campanulate-rotate, 7–12 mm;

anthers yellow, not twisted after dehiscence, 2–4 mm.

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

loosely enclosing berry, 10-ribbed, 20–30 × 15–25(–30) mm.

= 24.

= 24.