Botanical Name: Cassia javanica
Synonyms: Cassia javanica Linn. Syn. C. bacillus Gaertn, Cassia bacillus
Common Name: Java Cassia, Pink Shower, Apple Blossom Tree and Rainbow Shower Tree, Java Nodding cassia, Pink cassia
Seeds collection period: Dec- Apr.
Seeds longevity: 1-2 year
Cassia javanica is a small to medium-sized tree up to 25 m tall, deciduous or semi-deciduous, trunk of young trees either smooth or armed with stump-remnants of branches. Leaves with 5-15 pairs of leaflets, petiole 1.5-4 cm long, leaflets elliptical-ovate to oblong, 2.5-5 cm x 1.5-2.5 cm, base broadly rounded, apex acute or rounded to obtuse. Inflorescence a raceme or panicle, terminal on leafy shoots or lateral on short side branches, up to 16 cm long, many-flowered; flowers with sepals 4-10 mm long, green to dark red, petals 15-35 mm long, whitish to reddish or buff, stamens 10, 3 longer ones with filaments 2 cm long, 4 shorter with filaments about 1 cm long and 3 reduced wih filaments about 1 cm long and minute anthers.
Timber: The wood is used for general construction, furniture and cabinet making.
Tannin or dyestuff: The bark has been used for tanning leather, but the amount of tannin is comparatively low.
Medicine: The ripe pods and seeds are used as a traditional laxative throughout the Malesian area.