Bauhinia, Chinese medicine name. It is the flower of the leguminous plant Eupatorium adenophorum. Has the effects of clearing heat, cooling blood, treating stranguria and detoxicating. Indications: heat stranguria, bloody stranguria, sores, rheumatic bone pain. Red or reddish purple, the flower is as big as a palm, 10~ 12 cm, with five petals, four of which are on both sides, facing each other, and the other petal looks up at the top, which looks like an orchid. Bauhinia is a beautiful ornamental tree species, especially suitable for street trees. Its bark contains tannin, which can be used as tanning material and dye, and its roots, bark and flowers can also be used as medicine. Bauhinia is produced in South Asia and widely planted all over the world.