Data Views Total Plants: 21 CSV Excel PDF Total Activities: 2 , Previous12 Show all rows. Paginate rows. Click on column headings to sort table by that column Plant Part All Flower Fruit Leaf Plant Resin, Exudate, Sap Rhizome Root Shoot Low PPM High PPM StdDev *Reference Vanilla planifolia Fruit -- -- Leung, A.Y., Encyclopedia of Common Natural Ingredients Used in Food, Drugs, and Cosmetics, John Wiley & Sons, New York, 1980. *Unless otherwise noted all references are to Duke, James A. 1992. Handbook of phytochemical constituents of GRAS herbs and other economic plants. Boca Raton, FL. CRC Press.