title: [The diagnostic value of the cuticle in the crude drugs from the genus Piper L].
authors: S T
authors: ST
authors: Fan
authors: Z W
authors: ZW
authors: Su
authors: C G
authors: CG
authors: Li
authors: Q H
authors: QH
authors: Zhang
mesh_terms: D008516:Medicine, Chinese Traditional; D008855:Microscopy, Electron, Scanning; D010598:Pharmacognosy; D010946:Plants, Medicinal / Q000648:ultrastructure*