Distribution and habitat: Cultivated in Bangladesh, India and Malay Islands. 

Botany:  Quite glabrous, stem stout climbing and rooting,

• Leaves: short petioled rather coriaceous oblong-ovate or lanceolate acuminate, 3-5 nerved at the very obliquely cordate auricled base penninerved above it.
• Fruits : Fruiting spike stoutly peduncled, suberect conico-cylindric.

Chemical constituents: Root contain β-sitosterol, alkamides-piperine, sylvatine and piperlonguminine; fruits give methyl piperate and filfiline, caryophyllene 

Uses: Antifungal, hypotensive, muscle relaxant.

• Fruit tonic is used for languidness and after child birth, haemorrhoidal affections.
• Fruit and root is used in dyspepsia.
• The fruit is used for the treatment of cough and common cold and the stem bark for asthma, cough, cold, indigestion, loss of appetite and piles.
• The antitubercular properties of this plant has also been reported. Preliminary pharmaco-logical examination revealed a hypotensive and smooth muscle relaxant actions

Propagation: Cuttings