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THE MADDER FAMILY (Rubiaceae) 



2887. Carthagena Ipecac. Ipecacuanha. Raisilla. — The root of Uragoga grana- 



tensis Baill. (?). Perhaps U. acuminata (Benth.) Kuntze. Native of 

 northern South America. 



2888. Brazilian ipecac. — The root of U. Ipecacuanha (Brot.) A. Rich. Native of 



Brazil. 



2889. Emetine (Ci 6 HmN0 8 ). — An alkaloid extracted from the two preceding. 



2890. Cephaeline (GJrljoNOj). — Another alkaloid from the same. 



2891. Calisaya. Yellow Cinchona. — The bark of Cinchona Calisaya Wedd. 



Native of Bolivia and southern Peru, and cultivated, mostly in Java. 



2892. Tabla calisaya. — The same in flat pieces, with the outer bark removed. 



2893. Red Cinchona. Red Peruvian bark. — The bark of Cinchona succirubra 



Pavon. Native of Peru and cultivated as a drug. 



2894. Pale Cinchona. — The bark C. officinalis L. Native of Ecuador and culti- 



vated. 



2895. Quinic acid. (C7HuOa + HjO). — An acid existing in Cinchona bark. 



2896. Quinovic acid (C24H38O4). — Another acid of the same. 



2897. Quinine sulphate (C20H24N2O2 . H3SO4 + 7H5O). — The compound of sulphuric 



acid with quinine, the principal alkaloid of Cinchona. 



2898. Cinchonine (Q9H22N2O). — Another alkaloid of Cinchona. 



2899. Cinchonidine (C19H22N2O). — Another alkaloid of the same group. 



2900. Quinidine (C20H24N2O2+25H2O). — Another of this group of alkaloids. 



2901. Quinoidine. — A mixture of alkaloids (non-crystallizable) existing in the 



liquor after the removal of the crystallizable alkaloids. 



2902. Cuprea bark. False Cinchona. — The bark of Remijia pedunculata Flueckiger. 



Native of Colombia. 



2903. Another sample of the same. 



2904. Cupreine (C19H22N2O2+2H2O). — An alkaloid from the preceding two. 



2905. Cinchonamine (G9H24N2O). — An alkaloid from false Cuprea bark. 



2906. Coffee. (See No. 2213.) 



2907. Caffeine. Caffeina (C8H10N4O2+H2O).— An alkaloid of coffee, tea, and some 



other plants. 



2908. Valerian. Valeriana. — The rootstock and roots of Valeriana officinalis L. 



{Valerianaceae — Valerian Family). Native of northern Europe and Asia. 



2909. Valerianic, or valeric, acid (CsHioCM. — An acid extracted from the preceding 



and from some other plants, also made artificially. 



2910. Bryony. White bryony. Bryonia. — The root of Bryonia alba L. or of 



B. dioica L. {Cucurbitaceae — Cucumber Family). Native of Europe. 



291 1. Bryonin (C48H80O19?). — A bitter principle extracted from the preceding. 



2912. Squirting cucumber. Elaterium fruits. — The fruits of Ecballium Elaterium 



(L.) A. Rich. (Same family). Native of Mediterranean region. 



2913. Elaterium. — A substance of indefinite composition, deposited by the juice of 



the preceding fruit. 



2914. Elaterinum. Elaterin. (C S oH280 6 ). — A neutral principle that gives the 



poisonous and medicinal property to the preceding. 



2915. Turkish colocynth or bitter apple. — The peeled dried fruit of Citrulllus Cit- 



rullus (L.) Karst. Grown in Asia Minor. 



