Tarenna is a genus of flowering plants in the family Rubiaceae. There are about 370 species distributed across the tropical world, from Africa to Asia and the Pacific Islands. These are shrubs and trees with oppositely arranged leaves and terminal arrays of whitish, greenish, or yellowish flowers. Species include: \n* Tarenna agumbensis Sundararaghaven \n* Tarenna drummondii Bridson \n* Tarenna luhomeroensis Bridson \n* Tarenna monosperma (Wight & Arn.) Balakr. \n* Tarenna nilagirica (Bedd.) Raju \n* Tarenna quadrangularis Bridson