Flora of North America species comparison

with terminal end buds, glabrous.

with axillary end buds, hairy.

persistent;

petiole 5–8 mm, glabrous, eglandular;

blade narrowly elliptic to elliptic or oblanceolate, 5–10 × 1.5–4 cm, base cuneate to obtuse, margins entire or spinose-serrate, sometimes undulate, teeth sharp, eglandular, apex usually acute to short-acuminate, sometimes obtuse-apiculate, apicula acute, surfaces glabrous, abaxial glandular, glands 2, proximal, flat, circular to oval.

deciduous;

petiole 8–16 mm, usually hairy on both surfaces, sometimes only on adaxial surface, usually glandular distally, glands 1–4;

blade lanceolate to elliptic or ovate, usually folded along midribs, 3.5–7.5 × 1.5–3.5 cm, base obtuse to rounded, margins singly to doubly crenate-serrate, teeth blunt, glandular, apex usually acuminate, sometimes acute, abaxial surface glabrous or ± hairy along midribs and veins, adaxial glabrous.

12–30-flowered, racemes;

central axes 13–30(–43) mm, leafless at bases.

1–4-flowered, umbellate fascicles.

1–4 mm, glabrous.

4–14 mm, hairy.

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

hypanthium cupulate, 2.5–3 mm, glabrous externally;

sepals spreading, semicircular, 0.5–1 mm, margins usually entire, sometimes glandular-toothed, surfaces glabrous;

petals white, suborbiculate to elliptic, 1–1.5 mm;

ovaries glabrous.

blooming at leaf emergence;

hypanthium campanulate, 2–2.5 mm, hairy externally;

sepals erect to reflexed, ovate, 1.5–2 mm, margins glandular-toothed, abaxial surface glabrate or hairy, adaxial densely hairy at bases;

petals white, obovate, 4–8 mm;

ovaries glabrous.

black, ovoid, 9–12 mm, glabrous;

mesocarps leathery;

stones ovoid, not flattened, usually splitting open.

red with white dots, slightly to quite glaucous, globose, 10–18 mm, glabrous;

mesocarps fleshy;

stones ovoid, ± flattened.

= 32.