Syringia (Lilac) is a genus of shrubs up to smaller trees of the olive family. The most famous is the lilac, which is commonly grown in the Czech Republic, these are shrubs and smaller trees, usually deciduous. Leaves are friendly, simple. The flowers are bifid, always in inflorescences, side or end panicles. The chalice is composed of 4 calyx leaves, which are fused, the chalice has a bell-shaped shape at the top with 4 tips. The species distribution center is in Southeast Asia, with only 16 species in China. Lilac will smell the whole apartment wonderful, you can just put it in a vase or in a flower binding.