1. Patrick Wallis, ‘Exotic Drugs and English Medicine: England’s Drug Trade, c.1550–c.1800’, Social History of Medicine, 25, 1 (2011), 34.
2. Sabine Anagnostou, Jesuiten in Spanisch-Amerika als Übermittler von heilkundlichem Wissen [The Jesuits as Mediators of Medicinal Knowledge in Spanish America], Vol. 78 (Stuttgart: Wissenschaftliche Verlagsgesellschaft, 2000), 276–80.
3. Jorge Cañizares Esguerra, ‘Iberian Colonial Science’, Isis, 96 (2005), 67.
4. William Buchan, the author of some of the period’s most popular medical advice, advised a dose of ‘two ounces of the bark Peruvian bark, finely powdered’ to ‘cure an ague’ in 1774. William Buchan, Domestic Medicine, or, A Treatise on the Prevention and Cure of Diseases (London: W. Strahan, 1774), 167.
5. The totals over the space of 31 years amounted to over 170 tonnes of jalap root, 50 tonnes of sarsaparilla, 15 tonnes of cinchona, over 14 tonnes of liquidambar, 9 tonnes of copal, 2.5 tonnes of contrayerva, 149kg of canafistola, and 276kg of Michoacán: Consolación Martínez García, Drogas importadas desde Nueva España (1689–1720) [Drugs Imported from New Spain] (Sevilla: University of Seville, 1991), 41.