C.—Poisons acting on the Heart.
1. Depressants.—Symptoms: Vertigo; vomiting; abdominal pain; confused vision; convulsions; occasional delirium; paralysis; syncope; sometimes asphyxia.
British Plants included: Conium maculatum, Cytisus Scoparius.
2. Asthenics.—Symptoms: Numbness, and tingling in the mouth; abdominal pain; vertigo; vomiting; purging; tremor; occasional delirium; paralysis; dyspnœa, ending in syncope.
British Plants included: Prunus laurocerasus, (Phaseolus lunatus—imported cattle food), Lathyrus aphaca, Rumex Acetosa, Aconitum Napellus, Actaea spicata, Delphinium consolida, Digitalis purpurea, Convallaria majalis, Colchicum autumnale.
D.—Vegetable Irritants.
1. Purgatives.—Symptoms: Abdominal pain; vomiting and purging; cramps; strangury and tenesmus, followed by collapse, and sometimes accompanied by drowsiness, and slight nervous symptoms.
British Plants included: Sambucus nigra, Sambucus Ebulus, Helleborus viridis, Helleborus fœtidus, Caltha palustris, Linum catharticum.
2. Abortives.—Symptoms: Nausea; vomiting; stupor; polyuria; sometimes tenesmus. Abortion may or may not occur; coma.
British Plants included: Juniperus Sabina (cultiv. in Britain), Claviceps purpurea; Ruta graveolens (cultiv. in Britain).