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Total Plants: 14
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Plant Low PPM High PPM StdDev *Reference
Harpagophytum procumbens Root 1000.0 30000.0 *
Scrophularia scorodonia Plant -- -- *
Scrophularia scorodonia Leaf -- 2072.0 *
Scrophularia scorodonia Stem -- -- Diaz, A., et al. 1998. Reverse-Phase High Pressure Liquid Chromatographic Analysis of Harpagoside, Scorodioside and Verbascoside from Scrophularia scorodonia: Quantitative Determination of Harpagoside. Planta Medica, 64(1): 94-95.
Scrophularia scorodonia Flower -- -- Diaz, A., et al. 1998. Reverse-Phase High Pressure Liquid Chromatographic Analysis of Harpagoside, Scorodioside and Verbascoside from Scrophularia scorodonia: Quantitative Determination of Harpagoside. Planta Medica, 64(1): 94-95.
Scrophularia buergeriana Root -- -- *
Verbascum thapsus Plant -- 89.0 *
Lamium sp Plant -- -- Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Harpagophytum procumbens Stem -- -- *
Harpagophytum procumbens Tissue Culture -- -- *
Harpagophytum procumbens Flower -- -- *
Harpagophytum procumbens Fruit -- -- *
Harpagophytum procumbens Leaf -- -- *
Harpagophytum procumbens Tuber -- -- *
*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.