Leptactina is a genus of flowering plants in the family Rubiaceae. There are about 19 species. They are all native to Africa, where most occur in rainforest habitat. Species include: \n* Leptactina adolfi-friedericii \n* Leptactina angolensis \n* Leptactina benguelensis \n* Leptactina deblockiae \n* Leptactina delagoensis \n* Leptactina densiflora Hook.f. \n* Leptactina epinyctios \n* Leptactina euclinioides \n* Leptactina formosa \n* Leptactina gloeocalyx \n* Leptactina involucrata \n* Leptactina latifolia \n* Leptactina laurentiana \n* Leptactina leopoldi-secundi \n* Leptactina liebrechtsiana \n* Leptactina mannii \n* Leptactina oxyloba \n* Leptactina papyrophloea Verdc. \n* Leptactina platyphylla \n* Leptactina polyneura \n* Leptactina pretrophylax \n* Leptactina prostrata \n* Leptactina pynaertii \n* Leptac