Flora of North America species comparison

with terminal end buds, glabrous.

with terminal end buds, glabrous or sparsely to densely puberulent (var. susquehanae).

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 2–10(–13) mm, glabrous or hairy only when young, sometimes glandular distally or on margins at bases of blades, glands 1–2;

blade elliptic, oblanceolate, or obovate, 2.5–8 × 0.8–3 cm, base obtuse, cuneate, or long-attenuate, margins crenulate-serrulate to serrate in distal 1/2–2/3, teeth sharp or blunt, callus-tipped, sometimes glandular, apex short-acuminate to rounded, surfaces glabrous.

1–3-flowered, umbellate fascicles.

2–5-flowered, umbellate fascicles.

(14–)25–52 mm, glabrous.

3–19 mm, glabrous.

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 campanulate, 1.7–3 mm, glabrous externally;

sepals erect to reflexed, semicircular, 1.3–2.8 mm, margins glandular-toothed, surfaces glabrous;

petals white, oblanceolate, oblong, or suborbiculate, 3–9 mm;

ovaries glabrous.

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

mesocarps fleshy;

stones subglobose, not flattened.

dark purple to nearly black, subglobose or broadly ellipsoid, 6–12 mm, glabrous;

mesocarps fleshy;

stones subglobose, ovoid, or fusiform, not flattened.

= 16.