1. PlantsPremna is a genus of flowering plants in the mint family, Lamiaceae, first described for modern science in 1771. It is widespread through tropical and subtropical regions in Africa, southern Asia, northern Australia, and various islands in the Pacific and Indian Oceans. Species Premna acuminata R.Br. - Australia, New Guinea Premna acutata W.W.Sm. - southwestern China (Yunnan, Sichuan) Premna alba H.J.Lam - Palau Premna ambongensis Moldenke - Madagascar Premna amplectens Wall. ex Schauer - Thailand, Myanmar Premna angolensis Gürke - tropical Africa Premna angustiflora H.J.Lam - Palau Premna annulata H.R.Fletcher - Thailand, Laos, Vietnam Premna aureolepidota Moldenke - Madagascar Premna balakrishnanii A.Rajendran & P.Daniel - Tamil Nadu Premna balansae Dop - Vietnam Premna barbata Wall. ex Schauer - Indian Subcontinent, Myanmar Premna bengalensis C.B.Clarke - Indian Subcontinent, Myanmar, Vietnam Premna bequaertii Moldenke - Uganda, Rwanda, Zaïre Premna bracteata Wall. ex C.B.Clarke -... from wikipedia.org