“…(Chinese butterfly orchid), and Bletilla sinensis (Rolf) Schltr. Bletilla has medicinal [ 3 ] and ornamental value [ 4 , 5 ], and Bletilla polysaccharides are used in medical materials [ 6 , 7 , 8 , 9 , 10 ], health foods [ 11 ], and whitening and skin care products [ 12 , 13 ]. Bletilla resources have been over-collected and are on the verge of extinction, and its medicinal sources are becoming exhausted [ 14 ].…”