Solanaceæ, 4, 8, 50, 103 Solanidine, 53, 56 Solanine, 8, 53, 54, 55, 56 _Solanum Dulcamara_, 54, 104 —_guineense_, 53 —_nigrum_, 4, 52, 54, 104 —_tuberosum_, 54–58 —_villosum_, 53 Sorrel, Common, 63, 104 —Sheep’s, 63 —Wood, 23, 100 Sparteine, 27, 31 Spearwort, Lesser, 10, 11, 105 Spindle Tree, 24, 105 Spurge Laurel, 65, 105 Spurges, 66, 67, 100, 105 Staphisagrine, 14 _Stellaria media_, 101 Stinking Mayweed, 101 _Stipa pinnata_, 101 Sundews, 93 Sunflower, Wild, 3 Sun Spurge, 66, 105 Syringin, 49 Syringopicrin, 49 _Tamus communis_, 35, 78, 105 _Tanacetum vulgare_, 44, 101 Tannin, 70 Tansy, 44, 101 Taxine, 75 _Taxus baccata_, 2, 4, 7, 8, 72, 73–76, 103, 104 Temuline, 83 Terpene, 93 _Thermopsis rhombifolia_, 3 _Thlaspi arvense_, 101 Thorn Apple, 50, 103, 104 _Thuja occidentalis_, 72 Thymelaceæ, 65 Toadflax, 95, 105 Tormentil, 88, 93 Traveller’s Joy, 9, 105 Treacle Mustard, 19 _Trifolium incarnatum_, 101 Trimethylamine, 68 _Trollius europœus_, 9 _Ulex europœus_, 92 Ulexine, 25, 92 Umbelliferæ, 2, 36 _Urtica_ sp., 97 —_dioica_, 97, 105 —_pilulifera_, 105 —_urens_, 105 _Valeriana officinalis_, 93, 105 Valerianic acid, 93 Vellarin, 93 _Verbascum Thapsus_, 95 Vetchling, Yellow, 29, 104 Viper’s Bugloss, 94 _Viscum album_, 105 Wall-Pepper, 93, 105 Wartcress, Lesser, 101 Water Dropwort, 37, 103, 104 —Hemlock, 2, 8, 36, 104 —Parsnip, 37, 101 —Pepper, 64, 65 White-Rot, 93 Wild Chamomile, 101 —Geranium, 3 —Lettuce, 45 —Parsnip, 93 —Radish, 18 —Sunflower, 3 Wind Flower, 9, 105 Wonderberry, 53 Wood Anemone, 9, 105 —Sorrel, 23, 100 Wormwood, 101 Xylan, 98 Yellow Flag, 97 —Rattle, 95 —Vetchling, 29, 104 Yew, 2, 4, 7, 8, 72, 73–76, 103, 104 _Zygadenus venenosus_, 3 CAMBRIDGE: PRINTED BY J. B. PEACE, M.A., AT THE UNIVERSITY PRESS ------------------------------------------------------------------------ CAMBRIDGE UNIVERSITY PRESS CAMBRIDGE AGRICULTURAL MONOGRAPHS General Editors: T. B. WOOD, M.A., and E. J. RUSSELL, D.Sc. =Inorganic Plant Poisons and Stimulants.= By WINIFRED E. BRENCHLEY, D.Sc., F.L.S., Fellow of University College, London. With 19 illustrations. Royal 8vo. 5s net. =Plants Poisonous to Live Stock.= By HAROLD C. LONG, B.Sc. (Edin.), of the Board of Agriculture and Fisheries. Royal 8vo. CAMBRIDGE FARM INSTITUTE SERIES General Editors: Professor T. B. WOOD, M.A., and E. J. RUSSELL, D.Sc. The volumes of this series are intended to meet the needs of the many Farm Institutes already in existence or about to be formed. They are intended for the average student whose object is to farm, rather than for the exceptional man who wishes to become an agricultural expert. _Now ready_