Dittelasma rarak (DC.) Hook.f., in Benth. & Hook.f., Gen. Pl. 1: 396. 1862; Hiern in Fl. Brit. India 1: 672. 1875. Sapindus rarak DC., Prodr. 1: 608. 1824.

Trees, up to 20 m tall, terete, with glabrous, smooth bark. Leaves pari or imparipinnate, up to 50 cm long; leaflets 14 - 26, faleately lanceolate or oblong, 3.5 - 18 x 0.8 - 6 cm, oblique at base, subcoriaceous, pubescent when young, becoming glabreseent or glabrous afterwards, short petioled. Panicles erect, ovoid-pyramidal, fulvus, velvety. Flowers white or pale. Calyx appressed, pubescent; sepals of unequal length, oblong. Petals oblong. Anthers slightly exserted. Fruits subglobose, ca 6 mm across; pericarp saponaceous.

Fl. & Fr. : June - Nov.

Distrib. India : In primary and secondary forests, between 200-1000 m. West Bengal, Assam and Meghalaya. Rare.

Bhutan, Myanmar, Vietnam, China, Sumatra, Malaya,· Java and Sri Lanka (introduced).