Winged bean
Psophocarpus tetragonolobus
A tropical legume valued for its edible pods, seeds, leaves, and tuberous roots, all of which are nutritious.
Family
Fabaceae
Temperature
18-30°C (absolute 14-40°C)
Rainfall
1000-2500mm (absolute 500-4100mm)
Altitude
2000m
Soil pH
5.5-7 (absolute 4.3-8.5)
Soil types
Well-drained fertile loamy soils.