Flora of North America species comparison

with terminal end buds, glabrous.

with terminal end buds, glabrous.

deciduous;

petiole (8–)10–25 mm, usually winged distally, glabrous, usually glandular distally or on margins at bases of blades;

blade oblong to lanceolate, 2.5–10 × 1–3 cm, base obtuse, margins crenulate-serrulate to crenate-serrate, teeth blunt, glandular, apex acuminate, surfaces glabrous.

persistent;

petiole 8–16 mm, glabrous, eglandular;

blade elliptic to broadly elliptic, 4–10 × 2–4.5(–6.5) cm, base cuneate, obtuse, or nearly rounded, margins undulate, entire, apex acute to acuminate, apicula obtuse, surfaces glabrous, abaxial glandular, glands 2, proximal, flat, circular to oval.

solitary flowers or 2-flowered fascicles.

12–30-flowered, racemes;

central axes (11–)20–50 mm, leafless at bases.

1–5 mm, glabrous.

(2–)3–6 mm, glabrous.

blooming before leaf emergence;

hypanthium cupulate, 4–7 mm, glabrous externally;

sepals erect-spreading to spreading, oblong-ovate, 4–8 mm, margins entire, tomentose, surfaces glabrous;

petals pink to nearly white, obovate, elliptic, or suborbiculate, 12–25 mm;

ovaries hairy.

usually bisexual, proximal sometimes staminate, blooming before leaf emergence;

hypanthium cupulate, 1.5–2.5 mm, glabrous externally;

sepals spreading, semicircular, 0.5–0.8 mm, margins usually entire, occassionally with a glandular tooth, surfaces glabrous;

petals white, obovate to suborbiculate, 1.5 mm;

ovaries glabrous.

gray-green, ovoid-oblong, compressed, 25–40 mm, velutinous;

mesocarps leathery (splitting);

stones ellipsoid, strongly flattened, pitted.

purple-black, globose to ± ovoid, 8–12 mm, glabrous;

mesocarps leathery;

stones subglobose, not flattened.

= 16.