Plant	Part	Low PPM	High PPM	StdDev	^*Reference
Zizyphus jujuba	Fruit	--	7.0	-0.45	*
Zingiber officinale	Root	3.0	16.0	0.47	*
Zingiber officinale	Rhizome	3.0	16.0	1.22	*
Zea mays	Fruit	--	20.0	0.56	*
Xanthosoma sagittifolium	Root	1.9	14.0	0.25	*
Vitis vinifera	Fruit	0.7	11.6	-0.09	*
Vigna mungo	Seed	7.2	8.0	-0.62	*
Vigna unguiculata	Seed	9.0	10.0	-0.44	USDA's Ag Handbook 8 and sequelae)
Vigna radiata	Sprout Seedling	1.0	23.0	1.37	USDA's Ag Handbook 8 and sequelae)
Vigna unguiculata	Seed	1.3	12.0	-0.26	*
Vigna angularis	Seed	11.0	13.0	-0.16	*
Vigna radiata	Seed	9.0	13.0	-0.16	USDA's Ag Handbook 8 and sequelae)
Vigna aconitifolia	Seed	5.0	9.0	-0.53	*
Vicia faba	Fruit	--	1.7	-0.87	ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes.
Valerianella radicata	Plant	11.1	11.3	-0.3	*
Valerianella locusta	Plant	13.0	13.2	-0.09	*
Vaccinium myrtillus	Fruit	0.7	6.3	-0.51	ACTA AGRIC SCAND SUPPL 22: 1980
Vaccinium macrocarpon	Fruit	0.5	4.7	-0.63	USDA's Ag Handbook 8 and sequelae)
Vaccinium vitis-idaea	Fruit	0.7	5.2	-0.59	*
Vaccinium corymbosum	Fruit	0.5	4.0	-0.69	*
Urtica dioica	Leaf	2.0	15.0	-0.35	*
Tussilago farfara	Flower	--	20.0	0.91	*
Triticum aestivum	Plant	2.2	4.0	-1.11	*
Triticum aestivum	Seed	1.1	16.7	0.17	*
Trigonella foenum-graecum	Seed	--	11.0	-0.35	USDA's Ag Handbook 8 and sequelae)
Trigonella foenum-graecum	Leaf	--	3.0	-0.68	*
Trifolium pratense	Hay	7.0	18.0		*
Trichosanthes anguina	Fruit	1.1	20.0	0.56	*
Tragopogon porrifolius	Root	--	1.0	-1.19	*
Trachyspermum ammi	Fruit	--	9.1	-0.29	*
Thymus vulgaris	Plant	8.0	9.0	-0.56	USDA's Ag Handbook 8 and sequelae)
Theobroma cacao	Seed	--	24.0	0.83	ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes.
Tetrapanax papyrifera	Pith	--	8.0		*
Tephrosia candida	Plant	--	11.2	-0.31	*
Taraxacum officinale	Root	3.0	28.0	1.8	*
Taraxacum mongolicum	Plant	--	19.0	0.55	*
Taraxacum officinale	Leaf	4.0	49.0	0.59	*
Tamarindus indica	Leaf	--	21.0	-0.18	ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes.
Syzygium cumini	Fruit	2.3	14.0	0.09	Morton, J.F., Major Medicinal Plants. 1977. Atlas of Medicinal Plants of Middle America. Bahamas to Yucatan. 1981.
Syzygium aromaticum	Fruit	3.0	9.0	-0.3	*
Syzygium jambos	Fruit	0.1	0.6	-0.95	Morton, J.F., Major Medicinal Plants. 1977. Atlas of Medicinal Plants of Middle America. Bahamas to Yucatan. 1981.
Syzygium aromaticum	Flower	3.0	9.0	-0.84	*
Symphoricarpos orbiculatus	Stem	3.8	132.0	0.41	*
Spondias tuberosa	Fruit	--	0.63	-0.95	*
Spondias dulcis	Fruit	--	0.9	-0.93	*
Spinacia oleracea	Plant	0.1	24.0	1.11	*
Sorbus aucubaria	Fruit	0.8	4.0	-0.69	*
Sophora subprostrata	Root	--	5.0	-0.74	*
Sophora angustifolia	Root	5.0	10.0	-0.19	*
Solanum tuberosum	Tuber	0.48	14.0	0.31	*
Solanum melongena	Fruit	0.6	20.0	0.56	*
Sinomenium acutum	Rhizome	--	16.0	1.22	*
Sinapis alba	Seed	6.0	8.0	-0.62	*
Simmondsia chinensis	Seed	--	10.0	-0.44	*
Siegesbeckia orientalis	Plant	9.0	10.0	-0.44	*
Sesamum indicum	Plant	14.0	56.0	4.65	*
Senna occidentalis	Seed	--	15.0	0.02	*
Senna obtusifolia	Seed	9.0	32.0	1.56	*
Sechium edule	Leaf	1.8	10.0	-0.49	*
Secale cereale	Seed	4.0	5.0	-0.89	USDA's Ag Handbook 8 and sequelae)
Scutellaria baicalensis	Root	13.0	18.0	0.7	*
Scrophularia buergeriana	Root	5.0	6.0	-0.63	*
Schizonepeta tenuifolia	Plant	--	23.0	0.99	*
Schisandra chinensis	Fruit	5.0	11.0	-0.14	*
Satureja montana	Leaf	8.0	9.0	-0.51	USDA's Ag Handbook 8 and sequelae)
Satureja hortensis	Leaf	8.0	9.0	-0.51	USDA's Ag Handbook 8 and sequelae)
Sassafras albidum	Stem	0.2	56.0	-0.24	*
Sassafras albidum	Leaf	1.6	102.0	2.05	*
Santalum acuminatum	Fruit	2.0	9.0	-0.3	*
Salvia miltiorrhiza	Root	--	8.0	-0.41	Chen, H.C. and Lin, S.M. 1988. Determination of Mineral Elements in Certain Crude Drugs (Part 1), Kaohsiung J. Med. Sci., 4: 259-272.
Salvia officinalis	Leaf	7.0	8.0	-0.54	USDA's Ag Handbook 8 and sequelae)
Rumex acetosa	Leaf	3.0	30.0	0.06	*
Rubus chamaemorus	Fruit	0.7	5.6	-0.56	*
Rubus chingii	Fruit	--	12.0	-0.06	*
Rubus idaeus	Fruit	0.7	6.0	-0.53	Revised USDA data received 1993.
Rubia cordifolia	Root	--	15.0	0.36	*
Rosmarinus officinalis	Plant	5.0	6.0	-0.89	USDA's Ag Handbook 8 and sequelae)
Rosmarinus officinalis	Leaf	3.0	19.0	-0.24	USDA's Ag Handbook 8 and sequelae)
Rosa laevigata	Fruit	8.0	9.0	-0.3	*
Rosa canina	Fruit	1.8	36.0	1.8	*
Ribes rubrum	Fruit	0.5	7.0	-0.45	*
Ribes nigrum	Fruit	0.6	7.0	-0.45	*
Ribes uva-crispa	Fruit	0.4	6.0	-0.53	*
Rhus copallina	Stem	1.8	30.0	-0.46	*
Rhus copallina	Leaf	0.8	19.0	-0.24	*
Rhus glabra	Stem	0.6	20.0	-0.55	*
Rhizophora mangle	Leaf	--	35.0	0.2	*
Rheum rhabarbarum	Pt	0.2	5.2	-1.0	*
Rheum palmatum	Rhizome	6.0	10.0	-0.12	*
Rehmannia glutinosa	Root	--	4.0	-0.85	*
Raphanus sativus	Seed	--	6.0	-0.8	*
Raphanus sativus	Root	0.3	8.0	-0.41	*
Quisqualis indica	Fruit	--	13.0	0.01	*
Quercus velutina	Stem	1.5	31.0	-0.45	*
Quercus rubra	Seed	--	7.0	-0.71	*
Quercus stellata	Stem	1.2	42.0	-0.36	*
Quercus phellos	Stem	1.0	29.0	-0.47	*
Quercus rubra	Stem	1.2	13.2	-0.61	*
Quercus alba	Stem	1.2	15.2	-0.59	*
Pyrus communis	Fruit	0.45	11.1	-0.13	*
Punica granatum	Fruit	--	2.0	-0.84	ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes.
Pulsatilla chinensis	Root	--	9.0	-0.3	*
Pueraria pseudohirsuta	Root	12.0	13.0	0.14	*
Psophocarpus tetragonolobus	Seed	28.0	33.0	1.65	*
Psidium guajava	Fruit	1.0	9.0	-0.3	USDA's Ag Handbook 8 and sequelae)
Prunus persica	Seed	--	10.0	-0.44	*
Prunus domestica	Fruit	0.33	34.0	1.65	*
Prunus persica	Fruit	0.3	30.0	1.34	*
Prunus serotina	Stem	1.3	378.0	2.51	*
Prunus armeniaca	Seed	1.0	16.0	0.11	*
Prunus dulcis	Seed	1.0	11.0	-0.35	*
Prunus serotina	Leaf	0.8	29.0	0.04	*
Prunella vulgaris	Flower	--	8.0	-1.0	Chen, H.C. and Lin, S.M. 1988. Determination of Mineral Elements in Certain Crude Drugs (Part 1), Kaohsiung J. Med. Sci., 4: 259-272.
Portulaca oleracea	Herb	2.0	19.0		ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes.
Polystichum polyblepharum	Plant	--	10.0	-0.44	*
Polygonum multiflorum	Rhizome	--	5.0	-1.24	Chen, H.C. and Lin, S.M. 1988. Determination of Mineral Elements in Certain Crude Drugs (Part 1), Kaohsiung J. Med. Sci., 4: 259-272.
Polygala tenuifolia	Root	8.0	9.0	-0.3	*
Platycodon grandiflorum	Root	6.0	10.0	-0.19	*
Plantago asiatica	Plant	--	14.0	-0.0	*
Pisum sativum	Seed	2.0	10.0	-0.44	*
Pistacia vera	Seed	11.0	33.0	1.65	*
Piper nigrum	Fruit	9.0	20.0	0.56	*
Pinus pinea	Seed	10.0	11.0	-0.35	USDA's Ag Handbook 8 and sequelae)
Pinus echinata	Shoot	0.8	2.1	-1.43	*
Pinus edulis	Seed	10.0	12.0	-0.26	*
Pinellia ternata	Tuber	2.0	4.0	-1.11	*
Pimpinella anisum	Seed	--	9.0	-0.53	USDA's Ag Handbook 8 and sequelae)
Pimenta dioica	Bud	5.0	10.0		USDA's Ag Handbook 8 and sequelae)
Physalis ixocarpa	Fruit	1.0	16.0	0.25	*
Physalis peruviana	Fruit	2.0	11.0	-0.14	*
Phyllanthus emblica	Fruit	3.0	14.0	0.09	*
Phoenix dactylifera	Fruit	2.0	4.0	-0.69	*
Phoenix dactylifera	Seed	0.6	2.0	-1.16	Abstract (See species file)
Phellodendron amurense	Bark	--	6.0	-0.53	*
Phaseolus vulgaris	Fruit	0.62	45.0	2.5	*
Phaseolus acutifolius	Seed	10.0	11.0	-0.35	*
Phaseolus lunatus	Seed	3.0	15.0	0.02	*
Phaseolus vulgaris	Seed	2.0	15.0	0.02	*
Phaseolus coccineus	Seed	--	0.7	-1.28	*
Peucedanum decursivum	Plant	9.0	10.0	-0.44	*
Petroselinum crispum	Plant	1.0	12.0	-0.22	*
Petasites japonicus	Plant	15.0	16.0	0.22	Chem. & Pharm. Bull. 38: 2205.
Persea americana	Fruit	2.0	11.0	-0.14	*
Perilla frutescens	Plant	--	17.0	0.33	Suziki, A., Morimoto, I., and Okitzu, T., Elution of Metals from Crude Drugs, Shoykugaku Zasshi 36(3):190-195.
Peganum harmala	Plant	--	9.0	-0.56	*
Pastinaca sativa	Root	0.8	12.0	0.03	*
Papaver somniferum	Seed	16.0	23.0	0.74	*
Panax ginseng	Stem	--	--		*
Panax ginseng	Flower	--	--		*
Panax japonicus	Rhizome	--	6.0	-1.02	*
Panax ginseng	Leaf	--	--		*
Panax ginseng	Inflorescence	--	--		*
Panax ginseng	Root	--	17.0	0.58	*
Panax ginseng	Fruit	--	--		*
Panax quinquefolius	Plant	6.0	13.0	-0.11	*
Paeonia moutan	Root Bark	5.0	6.0	-0.84	*
Paeonia lactiflora	Root	3.0	6.0	-0.63	*
Paeonia suffruticosa	Root Bark	5.0	6.0	-0.84	*
Pachyrhizus erosus	Tuber	4.0	25.0	1.86	*
Origanum vulgare	Plant	--	9.0	-0.56	USDA's Ag Handbook 8 and sequelae)
Origanum majorana	Plant	--	11.0	-0.33	USDA's Ag Handbook 8 and sequelae)
Opuntia ficus-indica	Seed	--	3.4	-1.04	Laferriere, J.E., 1988, Nutricomp Program, Nutricomp Database; reviewed in J. Ethnobiology 9(1):27-29.
Ophiopogon japonicus	Tuber	3.0	4.0	-1.11	*
Oenothera biennis	Seed	11.0	13.0	-0.16	*
Ocimum basilicum	Leaf	--	14.0	-0.38	USDA's Ag Handbook 8 and sequelae)
Nyssa sylvatica	Stem	0.3	31.0	-0.45	*
Nyssa sylvatica	Leaf	1.25	182.0	4.25	*
Notopterygium incisum	Rhizome	--	7.0	-0.79	*
Nelumbo nucifera	Seed	--	17.0	0.2	*
Nasturtium officinale	Plant	--	--		*
Nardostachys chinensis	Rhizome	--	10.0	-0.12	*
Myristica fragrans	Seed	10.0	21.0	0.56	*
Myristica fragrans	Aril	6.0	25.0		*
Musa x paradisiaca	Fruit	0.76	6.0	-0.53	*
Murraya sp	Fruit	0.76	6.0	-0.53	*
Morus alba	Root Bark	--	6.0	-0.84	*
Moringa oleifera	Leaf	1.0	4.0	-0.65	ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes.
Morinda sp	Root	6.0	7.0	-0.52	*
Momordica charantia	Fruit	--	30.0	1.34	=ICMR(Indian Council of Medical Research).1976.Medicinal Plants of India.Vol.1.Indian Council of Med. Res.Cambridge Printing Works, New Delhi.487 pp;ICMR.1987.Medicinal Plants of India.Vol.2.Indian Council of Med. Res.Cambr. Printing Works,New Delhi.600pp
Mentha spicata	Plant	1.0	17.0	0.33	*
Mentha arvensis var. piperascens	Plant	--	20.0	0.66	Suziki, A., Morimoto, I., and Okitzu, T., Elution of Metals from Crude Drugs, Shoykugaku Zasshi 36(3):190-195.
Mentha x piperita	Plant	3.0	15.0	0.11	*
Manihot esculenta	Root	1.0	3.8	-0.88	*
Mangifera indica	Fruit	1.1	16.6	0.29	*
Malus domestica	Fruit	0.24	4.0	-0.69	*
Magnolia officinalis	Bark	--	8.0	0.67	*
Magnolia denudata	Flower	--	16.0	0.28	*
Magnolia kobus	Flower	--	16.0	0.28	*
Magnolia fargesii	Flower	--	16.0	0.28	*
Macadamia spp	Seed	2.0	3.0	-1.07	USDA's Ag Handbook 8 and sequelae)
Lygodium japonicum	Pollen Or Spore	--	13.0		*
Lycopodium clavatum	Plant	--	8.0	-0.67	Chen, H.C. and Lin, S.M. 1988. Determination of Mineral Elements in Certain Crude Drugs (Part 1), Kaohsiung J. Med. Sci., 4: 259-272.
Lycopersicon esculentum	Fruit	0.4	100.0	6.79	*
Lycium chinense	Fruit	--	15.0	0.17	Chen, H.C. and Lin, S.M. 1988. Determination of Mineral Elements in Certain Crude Drugs (Part 1), Kaohsiung J. Med. Sci., 4: 259-272.
Lycium chinense	Root Bark	--	17.0	1.69	Chen, H.C. and Lin, S.M. 1988. Determination of Mineral Elements in Certain Crude Drugs (Part 1), Kaohsiung J. Med. Sci., 4: 259-272.
Lupinus albus	Seed	10.0	12.0	-0.26	*
Lophatherum gracile	Plant	8.0	9.0	-0.56	*
Lonicera japonica	Flower	--	13.0	-0.2	*
Liquidambar styraciflua	Stem	0.6	360.0	2.36	*
Liquidambar styraciflua	Leaf	2.8	164.0	3.75	*
Linum usitatissimum	Seed	17.0	23.0	0.74	Cunane, S. and Thompson, L. U., eds. 1995. Flaxseed in Human Nutrition. AOCS Press, Champaign IL. 384 pp.
Ligustrum lucidum	Fruit	--	12.0	-0.06	Chen, H.C. and Lin, S.M. 1988. Determination of Mineral Elements in Certain Crude Drugs (Part 1), Kaohsiung J. Med. Sci., 4: 259-272.
Ligustrum japonicum	Fruit	--	12.0	-0.06	*
Lepidium meyenii	Root	--	60.0	5.34	Taylor, Leslie. 2005. The Healing Power of Rainforest Herbs. SquareOne Publisher, Garden City Park, NY. 519 pp.
Lens culinaris	Seed	8.0	9.0	-0.53	USDA's Ag Handbook 8 and sequelae)
Lens culinaris	Sprout Seedling	3.3	12.0	-0.37	USDA's Ag Handbook 8 and sequelae)
Laurus nobilis	Leaf	--	4.0	-0.65	USDA's Ag Handbook 8 and sequelae)
Lactuca sativa	Leaf	0.36	29.0	0.04	*
Lablab purpureus	Seed	9.0	16.0	0.11	*
Jussiaea repens	Plant	--	15.0	0.11	*
Juniperus virginiana	Shoot	0.8	17.6	-0.55	*
Juncus effusus	Pith	5.0	8.0		*
Juglans nigra	Seed	10.0	20.0	0.47	*
Juglans cinerea	Seed	4.0	8.4	-0.58	*
Juglans regia	Seed	3.0	15.0	0.02	*
Isatis tinctoria	Root	--	10.0	-0.19	*
Ipomoea batatas	Root	1.5	7.0	-0.52	*
Ipomoea aquatica	Leaf	2.6	19.0	-0.24	*
Inula helenium	Plant	--	--		*
Hyoscyamus niger	Seed	--	26.0	1.01	*
Houttuynia cordata	Plant	--	26.0	1.33	Suziki, A., Morimoto, I., and Okitzu, T., Elution of Metals from Crude Drugs, Shoykugaku Zasshi 36(3):190-195.
Hordeum vulgare	Sprout Seedling	--	8.0	-1.0	Chen, H.C. and Lin, S.M. 1988. Determination of Mineral Elements in Certain Crude Drugs (Part 1), Kaohsiung J. Med. Sci., 4: 259-272.
Hordeum vulgare	Seed	1.0	20.0	0.47	Jim Duke's personal files.*
Hibiscus sabdariffa	Flower	5.6	6.2	-1.28	*
Helianthus tuberosus	Plant	8.0	30.0	1.77	Bonness, M. S., Promising new drugs from plants: poisons that heal, Herbarist, #56, 1990, 59-68
Helianthus annuus	Seed	15.0	19.0	0.38	USDA's Ag Handbook 8 and sequelae)
Glycyrrhiza uralensis	Root	13.0	14.0	0.25	*
Glycine max	Seed	4.3	18.0	0.29	*
Glehnia littoralis	Root	--	15.0	0.36	*
Glechoma hederacea	Plant	--	11.0	-0.33	Chem. & Pharm. Bull. 38: 2205.
Ginkgo biloba	Seed	3.0	6.0	-0.8	USDA's Ag Handbook 8 and sequelae)
Geranium thunbergii	Plant	--	23.0	0.99	*
Gentiana scabra	Root	--	18.0	0.7	*
Genipa americana	Seed	--	--		*
Genipa americana	Fruit	--	1.0	-0.92	*
Gastrodia elata	Rhizome	--	4.0	-1.46	*
Gardenia jasminoides	Fruit	10.0	13.0	0.01	*
Fritillaria thunbergii	Bulb	--	12.0	1.17	Chen, H.C. and Lin, S.M. 1988. Determination of Mineral Elements in Certain Crude Drugs (Part 1), Kaohsiung J. Med. Sci., 4: 259-272.
Fraxinus rhynchophylla	Bark	--	6.0	-0.53	*
Fragaria spp	Fruit	0.4	17.0	0.33	USDA's Ag Handbook 8 and sequelae)
Forsythia suspensa	Fruit	--	19.0	0.48	*
Foeniculum vulgare	Seed	8.0	24.0	0.83	*
Foeniculum vulgare	Fruit	8.0	24.0	0.87	*
Firmiana simplex	Seed	--	15.0	0.02	*
Ficus carica	Fruit	0.6	3.6	-0.72	USDA's Ag Handbook 8 and sequelae)
Fallopia japonica	Plant	9.0	10.0	-0.44	Chem. & Pharm. Bull. 38: 2205.
Eupatorium odoratum	Leaf	--	35.0	0.2	Tramil
Euodia rutaecarpa	Fruit	--	16.0	0.25	*
Eucommia ulmoides	Bark	--	5.0	-1.14	Chen, H.C. and Lin, S.M. 1988. Determination of Mineral Elements in Certain Crude Drugs (Part 1), Kaohsiung J. Med. Sci., 4: 259-272.
Erythroxylum coca	Leaf	2.2	13.0	-0.4	*
Erythroxylum novogranatense	Leaf	2.7	2.9	-0.68	*
Erythroxylum novogranatense	Leaf	2.5	2.7	-0.69	*
Eriocaulon sp	Leaf	--	9.0	-0.51	*
Eriobotrya japonica	Leaf	--	7.0	-0.57	Chen, H.C. and Lin, S.M. 1988. Determination of Mineral Elements in Certain Crude Drugs (Part 1), Kaohsiung J. Med. Sci., 4: 259-272.
Equisetum hyemale	Plant	--	4.0	-1.11	*
Ephedra spp	Plant	--	2.0	-1.33	*
Eleutherococcus senticosus	Leaf	--	--		*
Eleutherococcus senticosus	Stem	--	--		*
Eleutherococcus senticosus	Flower	--	--		*
Eleutherococcus senticosus	Root	--	--		*
Elettaria cardamomum	Fruit	3.8	15.4	0.2	*
Elaeagnus umbellatus	Fruit	2.0	13.0	0.01	*
Drynaria fortunei	Rhizome	--	10.0	-0.12	*
Diospyros virginiana	Leaf	1.0	7.5	-0.55	*
Diospyros virginiana	Stem	0.2	108.0	0.2	*
Dioscorea alata	Root	0.5	10.7	-0.11	*
Dioscorea bulbifera	Rhizome	--	8.0	-0.57	*
Dendrobium nobile	Stem	--	9.0	-0.64	*
Daucus carota	Root	0.3	18.0	0.7	*
Cyrtosperma chamissonis	Root	0.9	4.4	-0.81	*
Cyperus rotundus	Rhizome	--	10.0	-0.12	*
Cynara cardunculus	Flower	2.0	24.0	1.55	USDA's Ag Handbook 8 and sequelae)
Cynanchum atratum	Root	--	12.0	0.03	*
Curcuma longa	Rhizome	6.0	17.0	1.45	*
Cuminum cyminum	Seed	9.0	16.0	0.11	*
Cuminum cyminum	Fruit	9.0	16.0	0.25	*
Cucurbita spp	Fruit	0.7	12.0	-0.06	*
Cucurbita pepo	Seed	14.0	25.0	0.92	*
Cucurbita maxima	Leaf	4.2	30.0	0.06	*
Cucumis sativus	Fruit	0.3	42.0	2.27	*
Cucumis melo	Fruit	0.4	7.7	-0.4	*
Crocus sativus	Silk Stigma Style	--	3.0		USDA's Ag Handbook 8 and sequelae)
Crataegus laevigata	Flower	--	--		*
Crataegus cuneata	Fruit	--	8.0	-0.38	*
Crataegus laevigata	Fruit	--	--		*
Corylus avellana	Seed	13.0	82.0	6.09	*
Cornus officinalis	Fruit	5.0	6.0	-0.53	*
Coriandrum sativum	Leaf	--	18.0	-0.27	USDA's Ag Handbook 8 and sequelae)
Coriandrum sativum	Fruit	10.0	13.0	0.01	*
Coptis japonica	Rhizome	11.0	17.0	1.45	*
Coptis chinensis	Rhizome	11.0	17.0	1.45	*
Coptis spp	Rhizome	11.0	17.0	1.45	*
Commiphora wightii	Inflorescence	--	--		Jim Duke's personal files.
Colocasia esculenta	Leaf	--	1.5	-0.72	*
Colocasia esculenta	Root	1.6	8.0	-0.41	*
Coix lacryma-jobi	Seed	--	5.0	-0.89	Suziki, A., Morimoto, I., and Okitzu, T., Elution of Metals from Crude Drugs, Shoykugaku Zasshi 36(3):190-195.
Cocos nucifera	Seed	3.2	33.0	1.65	*
Cnidium officinale	Rhizome	--	9.0	-0.34	*
Citrus reticulata	Fruit	--	4.8	-0.62	*
Citrus paradisi	Fruit	--	7.7	-0.4	*
Citrus medica	Fruit	--	9.0	-0.3	*
Citrus aurantium	Fruit	4.0	10.0	-0.22	Suziki, A., Morimoto, I., and Okitzu, T., Elution of Metals from Crude Drugs, Shoykugaku Zasshi 36(3):190-195.
Citrus sinensis	Fruit	0.44	5.5	-0.57	*
Citrus aurantiifolia	Fruit	1.0	6.0	-0.53	USDA's Ag Handbook 8 and sequelae)
Citrullus lanatus	Fruit	--	4.0	-0.69	Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp.
Cistanche salsa	Plant	--	8.0	-0.67	*
Cinnamomum verum	Bark	4.9	9.0	1.27	*
Cinnamomum burmannii	Bark	--	5.0	-1.14	*
Cinnamomum sieboldii	Root Bark	--	9.0	-0.15	*
Cinnamomum aromaticum	Bark	2.0	10.0	1.87	*
Cinnamomum verum	Leaf	--	10.9	-0.46	*
Cinnamomum sieboldii	Bark	--	7.0	0.07	*
Cimicifuga dahurica	Rhizome	--	8.0	-0.57	*
Cichorium intybus	Root	--	--		*
Cichorium endivia	Leaf	1.0	16.8	-0.3	*
Cicer arietinum	Seed	8.0	10.0	-0.44	USDA's Ag Handbook 8 and sequelae)
Chenopodium album	Seed	--	5.0	-0.89	*
Chamissoa altissima	Leaf	2.0	23.0	-0.13	Tramil
Chaenomeles lagenaria	Fruit	--	24.0	0.87	*
Celosia cristata	Flower	--	9.0	-0.84	*
Castanea mollisima	Seed	4.0	6.0	-0.8	*
Castanea dentata	Seed	4.0	7.0	-0.71	*
Castanea sativa	Seed	2.0	5.0	-0.89	*
Cassia tora	Seed	8.0	10.0	-0.44	*
Carya illinoensis	Seed	--	15.0	0.02	*
Carya ovata	Shoot	1.25	45.0	1.0	*
Carya glabra	Shoot	0.9	55.0	1.57	*
Carya ovata	Seed	--	7.8	-0.64	*
Carum carvi	Fruit	9.0	13.8	0.08	*
Carum carvi	Seed	9.0	18.0	0.29	*
Carthamus tinctorius	Flower	20.0	26.0	1.86	*
Carica papaya	Fruit	0.1	5.0	-0.61	*
Capsicum annuum	Fruit	0.5	20.0	0.56	*
Capsicum frutescens	Fruit	2.0	14.0	0.09	*
Canavalia ensiformis	Seed	7.0	8.0	-0.62	*
Camellia sinensis	Leaf	--	20.0	-0.21	*
Cajanus cajan	Seed	10.0	12.0	-0.26	*
Bupleurum chinense	Root	13.0	16.0	0.47	*
Broussonetia papyrifera	Fruit	--	12.0	-0.06	*
Brassica rapa	Root	0.4	4.0	-0.85	*
Brassica oleracea var. sabellica l.	Leaf	3.0	20.0	-0.21	*
Brassica oleracea var. gemmifera	Leaf	1.0	5.0	-0.62	USDA's Ag Handbook 8 and sequelae)
Brassica napus var. napobrassica	Root	0.2	4.0	-0.85	ACTA AGRIC SCAND SUPPL 22: 1980
Brassica rapa	Seed	5.0	6.0	-0.8	*
Brassica oleracea var. viridis l.	Leaf	2.0	43.0	0.42	*
Brassica oleracea var. botrytis l.	Leaf	0.68	52.0	0.67	*
Brassica juncea	Leaf	1.3	14.0	-0.38	*
Brassica oleracea var. italica	Leaf	0.68	52.0	0.67	*
Brassica pekinensis	Leaf	2.85	3.15	-0.67	*
Brassica oleracea var. capitata l.	Leaf	0.3	87.0	1.63	*
Brassica nigra	Leaf	0.58	11.2	-0.45	USDA's Ag Handbook 8 and sequelae)
Brassica oleracea var. botrytis l.	Flower	0.3	8.0	-1.0	*
Boehmeria nivea	Plant	--	13.0	-0.11	*
Bletilla striata	Tuber	--	12.0	0.02	Chen, H.C. and Lin, S.M. 1988. Determination of Mineral Elements in Certain Crude Drugs (Part 1), Kaohsiung J. Med. Sci., 4: 259-272.
Blechnum orientale	Rhizome	--	8.0	-0.57	*
Beta vulgaris	Root	0.6	17.0	0.58	*
Bertholletia excelsa	Seed	--	18.0	0.29	USDA's Ag Handbook 8 and sequelae)
Belamcanda chinensis	Rhizome	--	6.0	-1.02	Chen, H.C. and Lin, S.M. 1988. Determination of Mineral Elements in Certain Crude Drugs (Part 1), Kaohsiung J. Med. Sci., 4: 259-272.
Averrhoa carambola	Fruit	1.0	15.0	0.17	USDA's Ag Handbook 8 and sequelae)
Avena sativa	Plant	--	4.0	-1.11	Jim Duke's personal files.*
Avena sativa	Seed	2.4	25.7	0.99	Jim Duke's personal files.*
Atractylodes ovata	Rhizome	8.0	18.0	1.67	*
Atractylodes lancea	Rhizome	--	12.0	0.33	*
Astragalus membranaceus	Root	1.0	9.0	-0.3	*
Asparagus officinalis	Shoot	1.0	24.0	-0.19	*
Asparagus lucidus	Root	4.0	5.0	-0.74	*
Asiasarum sieboldii	Root	13.0	14.0	0.25	*
Asiasarum heterotropoides	Root	13.0	14.0	0.25	*
Artocarpus altilis	Fruit	0.8	7.5	-0.41	*
Artocarpus heterophyllus	Fruit	1.8	7.0	-0.45	*
Artemisia herba-alba	Plant	7.0	14.0	-0.0	*
Artemisia dracunculus	Plant	--	7.0	-0.78	USDA's Ag Handbook 8 and sequelae)
Artemisia capillaris	Plant	--	8.0	-0.67	*
Artemisia vulgaris	Plant	18.0	20.0	0.66	Chem. & Pharm. Bull. 38: 2205.
Armoracia rusticana	Root	1.0	9.0	-0.3	*
Aristolochia debilis	Fruit	--	14.0	0.09	*
Arisaema consanguineum	Rhizome	--	7.0	-0.79	*
Areca catechu	Seed	--	15.0	0.02	*
Arctium lappa	Root	--	29.0	1.91	Chen, H.C. and Lin, S.M. 1988. Determination of Mineral Elements in Certain Crude Drugs (Part 1), Kaohsiung J. Med. Sci., 4: 259-272.
Arachis hypogaea	Seed	8.6	11.0	-0.35	*
Apium graveolens	Seed	--	14.0	-0.07	USDA's Ag Handbook 8 and sequelae)
Apium graveolens	Root	0.7	11.0	-0.08	ACTA AGRIC SCAND SUPPL 22: 1980
Apium graveolens	Pt	0.4	7.0	1.0	USDA's Ag Handbook 8 and sequelae)
Anthriscus cerefolium	Leaf	--	4.4	-0.64	*
Annona muricata	Fruit	--	1.6	-0.87	*
Angelica laxiflora	Root	--	9.0	-0.3	*
Angelica dahurica	Root	--	10.0	-0.19	*
Angelica sinensis	Root	--	5.0	-0.74	Suziki, A., Morimoto, I., and Okitzu, T., Elution of Metals from Crude Drugs, Shoykugaku Zasshi 36(3):190-195.
Anethum graveolens	Fruit	--	8.0	-0.38	*
Anethum graveolens	Plant	1.7	17.0	0.33	*
Anethum graveolens	Seed	--	8.0	-0.62	USDA's Ag Handbook 8 and sequelae)
Anemarrhena asphodeloides	Rhizome	5.0	9.0	-0.34	*
Ananas comosus	Fruit	1.0	8.8	-0.31	USDA's Ag Handbook 8 and sequelae)
Anacardium occidentale	Seed	22.0	37.0	2.01	*
Amphicarpaea bracteata	Shoot	--	20.0	-0.41	*
Amorphophallus campanulatus	Root	1.8	8.0	-0.41	*
Amomum xanthioides	Seed	--	8.0	-0.62	*
Amaranthus sp.	Leaf	1.0	19.0	-0.24	*
Alocasia macrorrhiza	Root	0.7	2.4	-1.03	*
Allium cepa	Seed	--	18.2	0.31	*
Allium schoenoprasum	Leaf	1.0	24.0	-0.1	Revised USDA data received 1993.
Allium cepa	Bulb	0.3	11.0	0.11	*
Allium sativum var. sativum	Bulb	1.4	9.7	-1.27	*
Alisma plantago-aquatica	Rhizome	11.0	15.0	1.0	*
Albizia julibrissin	Bark	5.0	6.0	-0.53	*
Akebia quinata	Stem	--	7.0	-0.66	*
Actaea dahurica	Rhizome	--	8.0	-0.57	Suziki, A., Morimoto, I., and Okitzu, T., Elution of Metals from Crude Drugs, Shoykugaku Zasshi 36(3):190-195.
Acorus calamus	Rhizome	--	4.0	-1.46	Chen, H.C. and Lin, S.M. 1988. Determination of Mineral Elements in Certain Crude Drugs (Part 1), Kaohsiung J. Med. Sci., 4: 259-272.
Aconitum carmichaelii	Tuber	--	12.0	0.02	*
Achyranthes bidentata	Root	6.0	11.0	-0.08	*
Acanthopanax gracilistylis	Root Bark	--	14.0	1.0	*
Abelmoschus manihot	Leaf	2.5	21.5	-0.17	*
Abelmoschus esculentus	Fruit	1.0	9.0	-0.3	USDA's Ag Handbook 8 and sequelae)

Data Views