Buxus microphylla, also known as the Japanese box or little leaf box, is a species of flowering plant in the box family found in Japan and Taiwan. It is a dwarf, evergreen shrub or small tree that grows up to 3.3 ft tall and wide. If it is a tree, its height can reach up to 10 m. The trunk is upright, and the bark is grayish white to pale brown.
The bright green leaves can grow up to 1 inch long; they are oval and have rounded or notched tips. This species is grown as an ornamental plant in its native area and elsewhere in temperate regions worldwide. It is suitable for topiary or low hedging.
Source: Wikipedia
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