(genus Cotoneaster), any of about 50 species of shrubs or small trees, of the rose family (Rosaceae), native to temperate Eurasia. Many species have been introduced into other temperate regions. Cotoneasters are widely cultivated for their attractive growth habit, small white to pink flowers, and small but showy red to black fruit. The leaves are alternate and smooth-edged. The flowers have five petals and sepals and are usually borne in clusters. The fruit is about 8 mm (0.25 inch) in diameter and contains two to five stones.
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