Deutzia setchuenensis

Deutzia setchuenensis, the Sichuan deutzia, is a species of flowering plant in the family Hydrangeaceae, native to southeast and south-central China. The variety Deutzia setchuenensis var. corymbiflora, called the corymbose deutzia or Chinese snow flower, has gained the Royal Horticultural Society's Award of Garden Merit. Growing to 2.5 m (8.2 ft) tall by 1.5 m (4.9 ft) broad, it is a deciduous shrub with flat panicles of small white flowers in early summer. It prefers full or partial sunlight, in moist fertile soil....read more on Wikipedia.