A new dicaffeoyl quinic acid,nannoglottisin A,has been isolated from an endemic plant of Nannoglottis ravida,and the structure of the compound was identified by means of spectroscopic analysis. A new dicaffeoyl quinic acid, nannoglottisin A, has been isolated from an endemic plant of Nannoglottis ravida, and the structure of the compound was identified by means of spectroscopic analysis.