Columbia subject headings:
Harvard subject headings:
Ethnobotany--Tonga.
Herbs--Therapeutic use--Tonga.
Materia medica, Vegetable--Tonga.
Medicinal plants--Tonga.
Tongans--Medicine.
Traditional medicine--Tonga.
Princeton subject headings:
Materia medica, Vegetable--Tonga.
Medicinal plants--Tonga.
Tongans--Medicine.