Platycladus Orientalis is a distinct genus of evergreen coniferous tree in the cypress family cupressaceae, containing only one species, Platycladus Orientalis, also known as Chinese thuja, oriental arborvitae, Chinese arborvitae, biota or oriental thuja.
Their use is said to improve the growth of hair. They are used internally in the treatment of coughs, haemorrhages, excessive menstruation, bronchitis, asthma, skin infections, mumps, bacterial dysentery and arthritic pain. They are also used for protection against premature baldness.