Buxus sinica Rehd ct Wils

(Photo: dtlbm)

The royal tree is a good green tree all year round, belonging to a landscape tree, grown in a mansion. Because the leaves have skin membranes, epidermal cells have a thick cutin layer, so it is strongly resistant to toxic gases, SO ₂ , Cl, HS, HF, toxic gas to clean the air. The amount of Cl absorbing ranks second among 9 starved trees

  There are many varieties of the royal poplar, which are shrubs or small trees, evergreen, about 6m tall, Buxaceae family. Branches have 4 edges, leaf skin is egg-shaped, leaf head is slightly concave or in the head, face is dark green, face is pale. Spring blooms yellow, small flowers, grows into bunches in leaf axils.

The rosewood grows very slowly, it is only 10cm in diameter for 10 years. Ancient trees are in front of the temple of Quang Phuc mandarin in To Chau - China for 700 years, but not more than 10m high, only 30 cm in embrace.

The prince is pruned, often planted as a fence, or shaped in the garden. The boxwood is smooth, firm, often used as a handicraft and made with a comb.