Sorbus koehneana

Sorbus koehneana, also known as Koehne mountain ash, is a species of rowan native to central and southeast China and Qinghai. It is found in mixed forests or thickets in mountains 2,300 to 4,000m above sea level. The species epithet is named after Bernhard Adalbert Emil Koehne, a late 19th century German botanist. Sorbus koehneana has white fruits and it's famous for the bright red color of its leaves in autumn.