2782. 
2783. 
2784. 
2785. 
2786. 
2787. 
2788. 
2789. 
2790. 
2791. 
2792. 
2793. 
2794- 
2795: 
2796. 
2797- 
2798. 
2799- 
2800. 
2801. 
2802. 
2803. 
2804. 
2805. 
(123) 
Arbutin (C,2HisO7).—The principal medicinal constituent of the leaves of 
the same. A glucoside. 
Cyclamen. Sow-bread. Bleeding nun.—The bulb of Cyclamen europaeum 
L. (Primulaceae—Primrose Family). Native of Europe and cultivated 
for ornament. 
Cyclamin. Arthanitin (C2oH2O10).—A saponin-like glucoside existing in 
the preceding. 
Siam benzoin.—A solid balsam exuding from wounds in the trunk of Styrax 
tonkinense Craib. (Styraceae—Storax Family). Native of and cultivated 
in Siam. 
Sumatra benzoin.—A similar balsam from S. Benzoin Dryander. 
Benzoic acid. (C;HsO2).—An acid extracted from the preceding and existing 
in many other plants. 
Manna.—The saccharine substance exuding from incisions in the bark of 
Fraxinus Ornus L. (Oleaceae—Olive Family). Native of Europe. 
Privet. Ligustrum. Prim. Primwort.—The leaves of Ligustrum vulgare 
L. (Oleaceae—Olive Family). Native of Europe and cultivated for hedges 
and for ornament. 
Lilac leaves.—The leaves of Syringa vulgaris L. (Same family). Native of 
Asia and Europe and cultivated for ornament. 
Syringin (Cj;H»Os + H20).—A glucoside derived from the leaves of the 
two preceding plants. 
Gelsemium. Yellow jessamine.—The rootstock and roots of Gelsemium 
sempervirens Ait. (Loganiaceae.—Nux-vomica Family). Native of the 
southeastern United States and adjacent islands. 
Gelsemine (C22:H3gN2O4).—An alkaloid extracted from the preceding. 
Gelseminine (C22H2¢N2O3).—Another alkaloid from the same. 
Nux-vomica. Dog-button.—The seed of Strychnos Nux-vomica L. (Same 
family). Native of the East Indies. 
Strychnine (C2)H22N202).—The principal alkaloid of the preceding. 
Brucine (C23H2sN204 + 4H2O).—Another alkaloid from the same. 
Ignatia bean. Bean of St. Ignatius.—The seed of Strychnos Ignatii Lindl. 
Native of the Philippine Islands. Contains the preceding alkaloids. 
American Centaury. Rose pink. Bitter clover.—The herbage of Sabbatia 
angularis (L.) Pursh. (Gentianaceae—Gentian Family). Native of the 
eastern United States. 
Quinine flower.—The herbage of Sabbatia Eliiottit Steudel. (Same family.) 
Native of the southeastern United States. 
Sabbatin.—A bitter glucoside extracted from species of Sabbatia. 
Gentian. Yellow gentian. Gentiana-—The rootstock and roots of 
Gentiana lutea L. (Same family). Native of Europe. 
Gentianin.—The impure form of gentianic acid, extracted from the preceding. 
Gentisin. Gentianic acid (Cj3H;02(O0H)2OCHs:).—The purified form of the 
preceding. 
THE DOGBANE FAMILY (A4pocynaceae) 
Geissospermum bark. Pao Pereirae bark.—The bark of Geissospermum 
Fellozit Allem. Native of Brazil and one of the ingredients of Indian 
arrow-poisons. 
