Sorbus sargentiana
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Sorbus sargentiana, commonly known as Sargent's rowan[1] is a species of flowering plant in the family Rosaceae. It is native to southwestern Sichuan and northern Yunnan in China, where it grows at altitudes of Script error: No such module "convert"..[2][3]
Name
The specific epithet sargentiana refers to the American dendrologist Charles Sprague Sargent.[4]
Description
It is a small to medium-sized deciduous tree growing to Script error: No such module "convert". tall, with a trunk up to Script error: No such module "convert". in diameter, and a rounded crown. The bark is dark grey, and the shoots are very stout, with large (1–2 cm), dark red, sticky resinous winter buds. The leaves are the largest of any rowan, dark green with impressed veining above, glaucous beneath, Script error: No such module "convert". long and Script error: No such module "convert". broad, with persistent 1 cm broad stipules. The pinnate leaves consist of 9–11 oblong-lanceolate leaflets Script error: No such module "convert". cm long and Script error: No such module "convert". broad, with an acute apex, serrated margins. The basal leaflets are slightly smaller than the apical leaflets. They change to a rich orange-pink to purple or dark red in mid-autumn (fall). The flowers are 5–7 mm in diameter, with five white petals and 20 yellowish-white stamens; they are produced 200–500 together in very large corymbs Script error: No such module "convert". in diameter, in late spring to early summer. The fruit is a pome 5–8 mm diameter, bright orange-red to red, maturing in early autumn; it is juicy, and readily eaten as soon as it is ripe by thrushes, which disperse the seeds.[2][3]
Cultivation and uses
It is grown as an ornamental tree for its bold foliage, huge clusters of fruit, and bright autumn colour.[3] It has gained the Royal Horticultural Society's Award of Garden Merit.[5][6]
References
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Further reading
- Hadfield, M. "Sorbus sargentiana Koehre." Quart. J. Forest 72.2 (1978): 105–107.