Columbia subject headings:
Drugs--Research.
Materia medica, Vegetable--History.
Medicinal plants--Early works to 1800--History.
Medicine--Formulae, receipts, prescriptions--History.
Pharmacology.
Pharmacopoeias--History.
Harvard subject headings:
Drugs--History.
Medicinal plants--Early works to 1800--History.
Medicine--Formulae, receipts, prescriptions--History.
Pharmacology--History
Pharmacopoeias--History.
Princeton subject headings:
Drugs--Research.
Materia medica, Vegetable--History.
Medicinal plants--Early works to 1800--History.
Medicine--Formulae, receipts, prescriptions--History.
Pharmacology.
Pharmacopoeias--History.