The genus was first described in 1852 by H.G. Reichenbach who named it Thunia in honour of Count von Thun Hohenstein ( Austrian nobility). There is currently 6 recognised species in this genus which is a native of China, Southeast Asia and India . Is a terrestrial orchid which can sometimes be semi-epiphytically. It lacks of pseudobulbs instead having long canes. The plants are seasonally dormant, during which time they completely loose their leaves. In the spring to early summer, the plants emerge from dormancy and can experience a rapid growth spurt. It prefers an open terrestrial mix and intermediate to warm temperatures