- pepper, common pepper, black pepper, white pepper, Madagascar pepper, Piper nigrum - climber having dark red berries (peppercorns) when fully ripe; southern India and Sri Lanka; naturalized in northern Burma and Assam
--1 is a kind of true pepper, pepper vine
--1 is a member of Piper, genus Piper
--1 has parts: pepper, peppercorn
--1 has substances: piperin, piperine