title: [Botanical origins of huangqi (Astragalus spp.) produced in Sichuan].
authors.forename: Z Q
authors.initials: ZQ
authors.lastname: He
mesh_terms: D002681:China; D004340:Drug Contamination; D004365:Drugs, Chinese Herbal / Q000145:classification; D010598:Pharmacognosy; D010946:Plants, Medicinal / Q000033:anatomy & histology / Q000145:classification*
chemical_list: D004365:Drugs, Chinese Herbal