Flora of North America species comparison

with terminal end buds, glabrous.

with terminal end buds, sparsely hairy.

deciduous;

petiole (14–)20–40 mm, nearly glabrous or sparsely hairy adaxially, glandular distally or on margins at bases of blades, glands 1–3, discoid;

blade oblong, elliptic-obovate, or obovate, (4–)7–14 × (2.5–)4–8.5 cm, base obtuse to rounded, margins doubly crenate-serrate, teeth blunt, glandular, apex abruptly short-acuminate, abaxial surface moderately hairy (especially midribs and veins), adaxial glabrous.

deciduous;

petiole 10–20 mm, hairy, sometimes glandular distally, glands 1–2;

blade elliptic-ovate to obovate, 5–12 × 2.5–7 cm, base rounded, margins doubly serrate, teeth aristate, glandular, apex acuminate, abaxial surface hairy along midribs and veins, adaxial glabrous.

1–3-flowered, umbellate fascicles.

2–6-flowered, corymbs;

central axes 4–8(–20) mm.

(14–)25–52 mm, glabrous.

15–25 mm (subtended by leafy bracts), hairy.

blooming at leaf emergence;

hypanthium tubular-urceolate, 5–7 mm, glabrous externally;

sepals reflexed, oblong, 4–6 mm, margins entire or sparsely and irregularly toothed, surfaces glabrous;

petals white, obovate to suborbiculate, 12–15 mm;

ovaries glabrous.

blooming before leaf emergence;

hypanthium tubular, 7–8 mm, hairy externally;

sepals spreading, ovate-lanceolate, 4–5 mm, margins glandular-toothed, abaxial surface hairy, adaxial sparsely hairy;

petals white or pink, broadly elliptic to obovate, 13–15 mm;

ovaries glabrous.

dark red to purplish black, globose, 13–30 mm, glabrous;

mesocarps fleshy;

stones subglobose, not flattened.

black, subglobose, 7–12 mm, glabrous;

mesocarps fleshy;

stones ellipsoid, not flattened.

= 16.

= 16 (Japan).