The chemical composition of the essential oil of N. nuda L. ssp. nuda
(Lamiaceae) was examined by capillary GC and GC-MS methods. The main c
omponents of the oil were beta-caryophyllene oxide (21.8%), spathuleno
l (13.8%), allo-aromadendrene (9.0%) and beta-caryophyllene (5.4%). Ne
petalactones were not found. (C) 1998 John Wiley & Sons, Ltd.