Ventilago
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.
Plants in this genus are evergreen vines, scandent shrubs, or small trees. Inflorescences emerge from the and may consist of solitary flowers or. Petals are absent in some species, e.g. Ventilago ecorollata. The fruit is a single-seeded samara with a wing attached at the apex.
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.