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Jamaica dogwood, fish-poison tree (Piscidia erythrina): Tree, 30 ft. White and blood-coloured flowers. Inebriant. Toxic principle: piscidine. W. Indies.
Nux-vomica tree, poison-nut, crow-fig, kachita (Strychnos nux-vomica): Tree 40 ft. Smooth bark, attractive fruits, which have bitter taste. Greenish-white flowers. Seeds most poisonous part. Convulsivant. Toxic principle: strychnine, brucine. S. India, Java.

Guiana poison-tree (Strychnos toxifera): curare arrow-poison taken from bark. Creeper. Death within one hour from respiratory paralysis. Toxic principles: curare, strychnine, brucine. Guiana.

St Ignatius's bean (Strychnos Ignatь): small tree, seeds yield brucine. Convulsivant. Philippines.
False Upas-tree (Strychnos tieute): large climbing shrub. Strychnine or brucine from leaf, seed, stem or root-bark. Java.

East Indian snakewood (Strychnos colubrina): climbing tree. Yields strychnine, brucine. Convulsivant. Java, Timor.

Ipecacuanha (Psjchotria ipecacuanha}: shrubby plant. Depressant. Toxic principle: emetine, from root. Brazil.

White-woolly Kombe bean, Gaboon arrow poison (Stropanthus hispidus): woody climber, 6 ft. Toxic principle: strophan-thin, incine. Asthenic. W. Africa.
Ordeal-tree, poison tanghin (Tanghinia venenifera or cerbera tanghin): small evergreen tree, 20 ft. Fruit purplish, tinged with green. Toxic principle: tanghinine, cerberin. Asthenic. Madagascar.

Upas-tree, Malay arrow-poison tree (Antiaria toxicaria): jungle tree - 100 ft. before branches start. Wood light, white, hard, milk-bearing. Toxic principle: antiarin, from milky sap. Asthenic. Java, Borneo, Sumatra, Philippines.
Poison ivy, trailing poison oak (Khus toxicodendron): climbing shrub. Greenish-yellow flowers. - irritant. Toxic principle: toxicodendrol.USA.