Sorbus aria Rosaceae
Whitebeam Mountain Ash SOR-bus AR-e-a
- Deciduous tree, 35-45 ft (11-14 m), broad-pyramidal to ovoid. Leaves alternate, simple, leathery, shallow lobes, double serrate except at base, dark green above, lower leaf surface white-tomentose. White flowers (8 mm across) in 5-7.5 cm clusters in spring. Fruit orange-red (about 13 mm diam.) in early fall.
- Sun, does well on limestone soils in England, appears adaptable.
- Hardy to USDA Zone 5 Native to Europe, long cultivated.
- Oregon State Univ. campus: three trees south of Waldo Hall