Common name: Stink Bean
Malay name: Petai, Nyiring
Scientific name: Parkia speciosa
Conservation status: Least Concern, Cultivated, Native to Malaysia
This tree is 15-45 m tall. Leaves are alternately arranged and branched into smaller leaflets. Flowers are compacted into pear-shaped cluster known as head. Fruits are long, straight or twisted pods that contain up to 18 seeds each. The seed pods are initially pale green and eventually turn blackish. Both flowers and fruits emit a foul odour.
Habit: Perennial tree
Cultivation: It is planted by seeds, buddings or cuttings
Ecological function: The flowers of this tree attract pollinators. Its fruits are food source for animals like birds. It improves nutrients availability in soil by fixing atmospheric nitrogen. It is a shade-providing species that is suitable for agroforestry system.
Soil: Loam, clay, organic soils
Moisture: Well-drained soils
Shade: Partial shade. It needs increasing light level as it matures
Use: The seeds are edible.