Subshrubs, shrubs, or trees, not succulent, hairy, glabrescent. Leaves persistent, alternate (pseudoverticillate in A. japonica), monomorphic or dimorphic; petiole present [absent]; blade lanceolate, elliptic, or oblanceolate to obovate, base acute to obovate, margins entire, crenate, or undulate, flat, subrevolute, or revolute, apex obtuse or acute to acuminate, surfaces glabrous and/or with lepidote scales, sessile- or stipitate-stellate hairs, or glandular-villous. Inflorescences terminal, subterminal, axillary, or lateral panicles, racemes, cymes, subumbels, or umbels, sessile (pedunculate in A. japonica), longer than petioles. Pedicels present [absent]. Flowers: sepals 4-5(-6), green, calyx lobes oblong-ovate to ovate, ± equaling tube; petals 4-5(-6), corolla white to pink, cupuliform to campanulate, lobes ± equaling tube, apex acute to acuminate; stamens (4-)5(-6); filaments connate basally into inconspicuous tube, free from corolla tube; stigma punctiform. Fruits drupaceous, globose or subglobose (A. elliptica), sometimes longitudinally costate, 4-8 mm, fleshy (endocarp crusty or slightly bony), indehiscent. Seeds 1, white to black, globose, covered by membranous remnants of placenta. x = 6.