Flora of North America species comparison

erect, branching from near base and at most nodes, branches widely spreading, distinctly zigzag, slender, 1–4(–10) dm.

erect, few-branched, 0.5–3 dm.

petiolate;

petiole mostly as long as blade;

blade broadly ovate to deltate, 0.8–3.3(–4.5) × 0.8–3.3(–4.5) cm, base cordate, sometimes slightly unequal, margins entire to unevenly coarsely dentate, sometimes thick and slightly succulent.

petiolate;

petiole 1/4–2/3 blade;

blade ovate to suborbiculate, 1.5–6(–6.5) × 1–5 cm, base truncate to cordate, margins entire or coarsely, irregularly dentate with few teeth.

8–24(–33) mm, (11–)14–30(–35) mm in fruit.

(8–)11–17(–25) mm, 15–30(–35) mm in fruit.

calyx (3–)4–7(–8) mm, lobes 1–3 mm;

corolla pale yellow with yellow or greenish-brown smudges or tinge, campanulate-rotate, 8–14 mm;

anthers yellow, not twisted after dehiscence, 1.5–3 mm.

calyx 6–12 mm, villous, lobes 2–5 mm;

corolla yellow with 5 pale reddish-brown smudges or not, campanulate-rotate, 10–17 mm;

anthers yellow, not twisted after dehiscence, 2.5–4 mm.

loosely enclosing berry, 10-ribbed, 14–30(–40) × (10–)15–20(–25) mm.

loosely enclosing berry, 10-ribbed, 20–35 × 15–25 mm.

= 24.

= 24.