Viburnum × jackii (Jack's viburnum) is a viburnum of cultivated origin. It is a hybrid between Viburnum lentago and Viburnum prunifolium. It is a deciduous shrub intermediate between its parents, growing to 8 m tall.Huxley, A., ed. (1992). New RHS Dictionary of Gardening. Macmillan .Jack's Viburnum – Viburnum X jackii Rehd. Morton Arboretum accession 415-82-1
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