For distinguish between Lophatherum gracile and Phyllostachys nigra var. henonis based on natural shape and external-internal morphology of medicinal shape, general contents of oriental medicine were rearranged through bibliography. As a result, two medicinal stuffs indicated the difference in shape and structure(external-internal and powder)of origin plant bibiliographically. After this, this contents were utilized to give proof of many effective difference between two medicinal stuff.