Ventilago is a genus of plants in the family Rhamnaceae. It includes about 40 species found in the tropics of South and SE Asia, Australasia, with one species each in Africa and Madagascar.
The roots of Ventilago neocaledonica are used in Vanuatu to produce a crimson red dye (known in some local languages as labwa or labwe which is used to pattern traditional textiles.
Species
Plants of the World Online currently includes:
Ventilago africana Exell
Ventilago borneensis Ridl. Ventilago brunnea Merr. Ventilago buxoides Baill. Ventilago calyculata Tul. Ventilago crenata Cahen & Utteridge Ventilago cristata Pierre Ventilago denticulata Willd. Ventilago dichotoma (Blanco) Merr. Ventilago diffusa (G.Don) Exell Ventilago ecorollata (F.Muell.) F.Muell. Ventilago elegans Hemsl. Ventilago ferruginea Cahen & Utteridge Ventilago flavovirens Cahen & Utteridge Ventilago gamblei Suess. Ventilago gladiata Pierre Ventilago goughii Gamble Ventilago harmandiana Pierre Ventilago inaequilateralis Merr. & Chun Ventilago kurzii Ridl. Ventilago lanceolata Merr. Ventilago laotica (Tardieu) J.F.Maxwell Ventilago leiocarpa Benth. Ventilago leptadenia Tul. Ventilago lucens Miq. Ventilago madraspatana Gaertn. Ventilago maingayi M.A.Lawson Ventilago malaccensis Ridl. Ventilago microcarpa K.Schum. Ventilago multinervia Merr. Ventilago neocaledonica Schltr. Ventilago nisidai Kaneh. Ventilago palawanensis Elmer Ventilago papuana Merr. & L.M.Perry Ventilago pauciflora Pit. Ventilago pseudocalyculata Guillaumin Ventilago pubiflora W.D.Francis Ventilago viminalis Hook. Ventilago vitiensis A.Gray Ventilago zhengdei G.S.Fan