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  1. Chemid

  2. Ubiquitous

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    Total Plants: 7
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    Plant Low PPM High PPM StdDev *Reference
    Camellia sinensis Leaf -- -- *
    Capsicum annuum Fruit -- -- *
    Cocos nucifera Endosperm -- -- Jim Duke's personal files.
    Ephedra sinica Stem -- -- Jim Duke's personal files.
    Glycyrrhiza glabra Rhizome -- -- Duke, J. A. Writeups or information summaries on approximately 2,000 economic plants, USDA, ARS, Beltsville, MD 20705.
    Glycyrrhiza glabra Rhizome Essent. Oil -- -- *
    Panax ginseng Root -- -- *
    *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.