[Morphological and histological identification and essential oil GC-MS assay of Aralia decaisneana]

This paper reported the studies on morphological and histological diagnostic characteristics and powder feature the root of Aralia decaisneana Hance. Chemical analysis indicates essential oil from root cortex contains at least 16 constituents which trans-caryophllene, 9,12-octadecaienoic acid, etc. are the major ingredients.