Flora of North America species comparison

petiolate;

petiole 1–5 cm;

blade simple, ovate to elliptic, 7–23 × 4–14 cm, margins subentire to coarsely lobed with 3–4 lobes per side, lobe margins entire to coarsely lobed, base truncate to subcordate and asymmetrical.

petiolate;

petiole 0.5–3 cm;

blade simple, ovate to elliptic, 3–7.5 × 3–6 cm, margins entire to sinuate-dentate, base truncate to cordate.

extra-axillary, unbranched or branched, 10–20-flowered, to 6 cm.

leaf-opposed or occasionally extra-axillary, unbranched, umbel-like, 2–5(–7)-flowered, 0.5–1.5 cm.

1–1.5 cm in flower, erect and 1.5–2.5 cm in fruit.

0.5–1 cm in flower and fruit, spreading in flower, reflexed in fruit.

radially symmetric;

calyx slightly accrescent, unarmed, 4–8 mm, sparsely to moderately pubescent with unbranched, gland-tipped hairs, lobes lanceolate;

corolla white, stellate, 2–3 cm diam., with sparse interpetalar tissue;

stamens equal;

anthers narrow and tapered, 6–9 mm, dehiscent by terminal pores;

ovary glabrous or glandular-puberulent at apex.

radially symmetric;

calyx accrescent and nearly covering berry, unarmed, 2–3 mm, sparsely to moderately pubescent, lobes narrowly triangular;

corolla white with yellowish or greenish central star, rotate-stellate, 0.5–1 cm diam., with abundant interpetalar tissue;

stamens equal;

anthers ellipsoidal, 1.2–2 mm, dehiscent by terminal pores that open into longitudinal slits;

ovary glabrous.

green to yellow, globose, 1–1.5 cm diam., glabrous, without sclerotic granules.

dull pale green, globose, 0.5–1 cm diam., glabrous, with 4–6 sclerotic granules.

light brown, flattened, 2.5–3 × 2–2.5 mm, minutely pitted.

pale yellow, flattened, 1.5–2 × 1–1.5 mm, nearly smooth.

= 24.

= 24.