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

5–18 mm, 12–35 mm in fruit.

7–17(–22) mm, 15–30 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 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, 10-ribbed, 20–40 × 15–30 mm.

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

= 24.

= 24, 48.