William Gardener

Botany and the Americas

William Gardener investigates the history of American flora and finds among its contributions to the health and happiness of Europe the not inconsiderable commodities of maize, the potato, rubber, tobacco, and quinine.

Rhubarb

William Gardener describes how, since the first century A.D. rhubarb was known to the Romans as a panacea for internal ailments, and imported from China.

Malaria and the Six Cinchona Trees

Malaria was one of the scourges of the British Indian Empire. William Gardener writes how a remedy was at last provided by the introduction of a South-American tree.