Analysis of chemical components in two tree species of magnoliaceae, var. (Blume) Figlar & Noot and (Dandy) Figlar.

The essential oils from roots, branches, leaves and bark of var. (Blume) Figlar & Noot and (Dandy) Figlar were extracted by ultrasonic-assisted extraction and the chemicals were determined by gas chromatography-mass spectroscopy (GC-MS). The major constitutes of var.