Flora of North America species comparison

erect, branching at most nodes, branches spreading, 0.5–8 dm.

erect, branching at most nodes, branches spreading, 1.5–5(–20) dm.

petiolate;

petiole 1/5 to as long as blade;

blade broadly ovate to orbiculate, (1.6–)2.5–8(–9.5) × (1–)2–7 cm, base rounded to slightly cordate, margins entire or coarsely dentate, teeth fewer than 8 per side.

petiolate;

petiole 2/3 to as long as blade;

blade broadly ovate to orbiculate, 4.5–8.5 × 3.5–7.5 cm, base rounded to truncate or cordate, margins coarsely dentate, teeth 10+ per side.

slender, 3.5–9 mm, 5–15 mm in fruit.

(4.5–)6–11 mm, (10–)15–35 mm in fruit.

calyx 3–6(–7) mm, lobes 1–3.5 mm;

corolla yellow with 5 large, dark purple-brown-black spots, campanulate-rotate, 6–11 mm;

anthers blue, rarely yellow or blue-tinged, not twisted after dehiscence, 1–2 mm.

calyx 3.5–6.5 mm, lobes lanceolate, 2–4.5 mm;

corolla yellow with 5 large purple-brown-black spots, campanulate-rotate, 6.5–9.5 mm;

anthers blue or blue-tinged, not twisted after dehiscence, 1.5–2.5 mm.

loosely enclosing berry, sharply 5-angled, 20–35 × 15–25(–30) mm, always noticeably longer than wide.

loosely enclosing berry, sharply 5-angled, (25–)30–40 × 20–30 mm.

= 24.

= 24.