441. The _Atropa belladonna_; its Alkaloidal Content, 368, 369 442. The _Datura stramonium_--Distinction between Datura and Capsicum Seeds, 369, 370 443. Pharmaceutical Preparations--(a) Belladonna; (b) Stramonium, 370, 371 444. Properties of Atropine, 371, 372 445. Tests for Atropine, Chemical and Physiological, 372-374 446. Statistics of Atropine Poisoning, 375 447. Accidental and Criminal Poisoning by Atropine--Use of _Dhatoora_ by the Hindoos, 375, 376 448. Fatal Dose of Atropine, 376, 377 449. Action on Animals, 377 450. Action on Man, 377-380 451. Physiological Action of Atropine, 380 452. Diagnosis of Atropine Poisoning, 380 453. _Post-mortem_ Appearances, 380 454. Treatment of Cases of Poisoning by Atropine, 380, 381 455. Separation of Atropine from Organic Matters, &c., 381 2. _Hyoscyamine._ 456. Distribution of Hyoscyamine--Properties, 381-383 457. Pharmaceutical and other Preparations of Henbane, 383, 384 458. Dose and Effects, 384 459. Separation of Hyoscyamine from Organic Matters, 385 3. _Hyoscine._ 460. Hyoscine, 385 4. _Solanine._ 461. Distribution of Solanine, 385, 386 462. Properties of Solanine, 386 463. Solanidine, 386, 387 464. Poisoning from Solanine, 387 465. Separation from Animal Tissues, 387 5. _Cytisine._ 466. The _Cytisus laburnum_, 387 467. Reactions of Cytisine, 388 468. Effects on Animals, 389 469. Effects on Man--Illustrative Cases, 389, 390 VII. THE ALKALOIDS OF THE VERATRUMS.