Pinnate leaves with many small oval leaflets
Leaflets arranged in opposite pairs along thin stems
Soft, feathery, compound foliage
Small white to cream flowers with yellow markings
Long, slender, hanging seed pods
Pods often green when young and brown when mature
Light gray to whitish bark
Fast-growing small tree or shrub
Distinctive bitter, peppery leaf smell when crushed
Commonly grown in warm, tropical, or subtropical climates