Schizolaena viscosa is a tree in the family Sarcolaenaceae. It is endemic to Madagascar.
Schizolaena viscosa grows as a tree up to 15m (49feet) tall. Its densely hairy filaments are unique in the genus.
Schizolaena viscosa is known only from the northern region of Diana. Its habitat is dry forest from sea-level to 500m (1,600feet) altitude.