Flora of North America species comparison

with axillary end buds, glabrous.

with terminal end buds, glabrous.

deciduous;

petiole (12–)20–45 mm, glabrous, glandular distally or on margins at bases of blades, glands 1–5;

blade broadly ovate to suborbiculate, (3–)5–9 × (2–)4–8 cm, base usually obtuse to rounded, sometimes truncate or subcordate, margins singly to doubly crenate-serrate, teeth blunt, glandular, apex abruptly short-acuminate, abaxial surface with tufts of hairs in vein axils, adaxial 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.

12–30-flowered, racemes;

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

1–3 mm, hairy.

(2–)3–6 mm, glabrous.

blooming before leaf emergence;

hypanthium tubular-campanulate, 4–6 mm, glabrous or sparsely hairy externally;

sepals reflexed, oblong-ovate, 4–6 mm, margins remotely glandular-toothed, surfaces sparsely hairy;

petals white (pink in bud), broadly elliptic to suborbiculate, 8–12 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.

yellow to orange, often tinged with red, ellipsoid to globose, laterally compressed, 25–60 mm, velutinous;

mesocarps fleshy;

stones ellipsoid to subglobose, strongly flattened, not pitted.

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

mesocarps leathery;

stones subglobose, not flattened.

= 16.