Columbia subject headings:
Botany, Medical.
Botany--Guatemala.
Medicine--Latin America.
Harvard subject headings:
Botany, Medical.
Botany--Guatemala.
Medicine--Latin America.
Princeton subject headings:
America--Discovery and exploration--Spanish.
Materia medica, Vegetable--Guatemala.
Smallpox--America--History.
Spaniards--Diseases--America--History.