Columbia subject headings:
Forest plants--Tropics.
Plant morphogenesis.
Trees--Growth.
Trees--Morphology.
Trees--Tropics.
Harvard subject headings:
Forest plants--Tropics.
Plant morphogenesis.
Trees--Growth.
Trees--Morphology.
Trees--Tropics.
Princeton subject headings:
Forest plants--Tropics.
Plant morphogenesis.
Trees--Growth.
Trees--Morphology.
Trees--Tropics.