title: [Studies on pharmacognosy of Echinacea purpurea].
abstract: Pharmacognostical studies of Echinacea purpurea were carried out by botanical analysis, microscopic analysis and physicochemical analysis. The detalied pharmacognostical characteristics of Echinacea purpurea were described respectively.
authors.affiliation: School of Pharmacy, Beijing Medical University, Beijing 100083.
authors.forename: Y
authors.initials: Y
authors.lastname: Zhang
authors.forename: W
authors.initials: W
authors.lastname: Liu
authors.forename: T
authors.initials: T
authors.lastname: Ai
mesh_terms: D020900:Echinacea / Q000033:anatomy & histology / Q000166:cytology*; D010598:Pharmacognosy; D018515:Plant Leaves / Q000737:chemistry; D018517:Plant Roots / Q000166:cytology; D018547:Plant Stems / Q000737:chemistry; D010946:Plants, Medicinal / Q000033:anatomy & histology / Q000166:cytology*