Columbia subject headings:
Harvard subject headings:
Materia medica, Vegetable--Caribbean Area.
Materia medica, Vegetable--Puerto Rico.
Medicinal plants--Caribbean Area.
Medicinal plants--Puerto Rico.
Princeton subject headings:
Botany--Caribbean Area.
Botany--Puerto Rico.
Herbs--Therapeutic use--Caribbean Area.
Herbs--Therapeutic use--Puerto Rico.
Materia medica, Vegetable--Caribbean Area.
Materia medica, Vegetable--Puerto Rico.
Medicinal plants--Caribbean Area.
Medicinal plants--Puerto Rico.
Traditional medicine--Caribbean Area.
Traditional medicine--Puerto Rico.