Callostylis rigida is a species in the Callostylis genus. It is commonly known as เอื้องตาลหิน This name is accepted name for the species in the family Orchidaceae subfamily Epidendroideae, tribe Podochileae, subtribe Eriinae, . . This species is found in C. Himalaya to China (S. Yunnan) and W. Malesia.