Botany
Suso-susoyan is an annual herbaceous weed, differing from related species in having palmately compound leaves of five leaflets. Pods are bigger, about 7 centimeters long and 2 centimeters in diameter. When mature, the loose seeds rattle inside. Seeds are explosively dispersed from the pods.

Distribution
- Found in damp places, in waste lands and paddies.
- Used as ground cover and green manure.
- Native to the Philippines.
- Also found in India, Bangladesh, Sri Lanka, Cambodia, Vietnam, Indonesia, Malaysia.

Parts used
Leaves

Uses
Folkloric
- No
- Leaves mixed with those of Crotalaria retusa, comsumed or applied externally for fever, scabies, lung afflictions, and impetigo.

Studies
• No studies reported for C. quinquefolia. See studies on related species, C. retusa.

Availability
Wild-crafted.