title: [A study of commonly used substitutes for Chinese drug cortex Eucommiae(Duzhong)].
abstract: We have found that 48 species belonging to 10 families and 17 genera are being used as ethnic substitutes for Cortex Eucommiae (Duzhong). A key to all the species has been made to identify them and to distinguish them from Eucommia ulmoides.
authors.forename: Z M
authors.initials: ZM
authors.lastname: Gu
authors.forename: C R
authors.initials: CR
authors.lastname: Cheng
mesh_terms: D008516:Medicine, Chinese Traditional; D010598:Pharmacognosy; D010946:Plants, Medicinal / Q000033:anatomy & histology*