Flora of North America species comparison

persistent;

petiole 5–10 mm;

blade lanceolate, ovate, elliptic, to broadly obovate-elliptic, 1–9 × 0.5–5 cm, base cuneate, acute, obtuse, to rounded, margins crenate-serrate, apex obtuse, acute, or acuminate.

deciduous;

petiole 3–5 mm;

blade obovate, 2–8 × 1.5–4.5 cm, base attenuate, margins crenate-serrate, apex acute or acuminate.

axillary, 5–15-flowered.

terminal or axillary, 1–5-flowered.

sepals 4;

petals 4, white to pale green, oblong, 3–4 × 2–3 mm;

stamens 4;

ovary smooth.

sepals 5;

petals 5, pale green, often suffused with purple, round, 2–3 mm diam.;

stamens 5;

ovary spiny.

straw colored to orange, globose, 6–8 mm diam., unlobed or very shallowly 4-lobed, lobes clearly connate, surface smooth.

pink, subglobose, 10–12 mm diam., unlobed or very shallowly 4–5-lobed, lobes clearly connate, surface spiny.

ellipsoid, 4–6 mm;

aril orange.

subglobose, 4.5–5.5 mm;

aril bright orange.

to 20 m. Stems prostrate to erect, climbing by adventitious roots;

young branches terete, not corky winged.

= 32.