Flora of North America species comparison

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

erect (angulate, at least proximally), branching at most nodes, branches spreading, 1–20 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 1/3–2/3 blade;

blade narrowly elliptic-ovate to linear-lanceolate, 3–10(–14) × 1–8 cm, base rounded to attenuate, margins coarsely, deeply, irregularly dentate, teeth acuminate.

slender, 3.5–9 mm, 5–15 mm in fruit.

7–17(–22) mm, 15–30 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 mm, sparsely hairy or glabrous except for margins, lobes 1–3 mm;

corolla yellow, without spots or smudges or rarely tinged purple, campanulate-rotate, 6–10 mm;

anthers blue or blue-tinged, not twisted after dehiscence, 1–3 mm.

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

loosely enclosing berry, 10-ribbed, 20–40 × 15–25 mm.

= 24.

= 24, 48.