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 1–5 cm;

blade simple, ovate, 4–13 × 3–12 cm, margins deeply lobed with 2–4 lobes per side, these with additional coarse, acute teeth or shallow lobes, base cordate.

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

extra-axillary, unbranched, 1–3(–6)-flowered, 0.5–2(–5) cm.

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

0.5–1 cm in flower, 1–2 cm 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 somewhat accrescent and partially covering fruit, densely prickly, 4–6 mm, densely stellate-pubescent, lobes narrowly triangular;

corolla white, bluish white, blue, or lilac, rotate-campanulate, 1–1.5 cm diam., with abundant interpetalar tissue;

stamens equal;

anthers narrow and tapered, 2–5 mm, dehiscent by terminal pores;

ovary glabrous.

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

purplish, greenish, or yellowish, globose, 1.5–2 cm diam., glabrous, without sclerotic granules.

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

yellowish brown, flattened, 1.8–3 × 1.4–2 mm, pustulate.

= 24.