Columbia subject headings:
Harvard subject headings:
Ethnobotany--Amazon River Region--Congresses.
Ethnobotany--Latin America--Congresses.
Ethnobotany--Tropics--Congresses.
Indians of South America--Ethnobotany--Amazon River Region--Congresses.
Princeton subject headings:
Ethnobotany--Amazon River Region--Congresses.
Ethnobotany--Latin America--Congresses.
Ethnobotany--Tropics--Congresses.
Indians of South America--Amazon River Region--Ethnobotany--Congresses.