title: [Ecogeographical distribution, utilization and protection of rare and precious traditional Chinese drug Changium smyrnioides Wolff].
authors.affiliation: Jiangsu Institute of Botany, Nanjing.
authors.forename: X
authors.initials: X
authors.lastname: Cheng
authors.forename: Z Y
authors.initials: ZY
authors.lastname: Huang
authors.forename: S X
authors.initials: SX
authors.lastname: Zong
mesh_terms: D003247:Conservation of Natural Resources; D004365:Drugs, Chinese Herbal / Q000494:pharmacology; D004463:Ecology; D005100:Expectorants / Q000494:pharmacology; D005843:Geography; D006801:Humans; D010946:Plants, Medicinal / Q000254:growth & development
chemical_list: D004365:Drugs, Chinese Herbal; D005100:Expectorants