n.
Any of about 200 shrubs and small trees that make up the genus Viburnum in the honeysuckle family , native to temperate and subtropical Eurasia and North America.
Many species are cultivated for their ornamental foliage, fragrant clusters of usually white flowers, and colourful blue-black fruits. Familiar garden shrubs in this family include Chinese snowball ( V. macrocephalum variety sterile ) and Japanese snowball ( V. plicatum ), each with large balls of white to greenish white flowers.