Pieris japonica 'Fukurin'; variegated Japanese andromeda; Lily of the valley bush
A cultivar of Japanese andromeda with variegated leaves. The name 覆輪 (fukurin) refers to the white-edged leaf pattern.
I planted a variegated Japanese andromeda in the garden.
The variegated Japanese andromeda blooms with white flowers in spring.
馬酔木 is the plain species (Pieris japonica) without the variegated leaf pattern. 覆輪馬酔木 is a specific cultivar with white-edged leaves.
覆輪 (fukurin, 'edged with a different color') + 馬酔木 (asebi, 'Japanese andromeda'). The name describes the variegated leaf margins of this cultivar.