Cavanillesia is a genus of flowering plants in the Malvaceae family. Species in the genus include (but are not limited to): \n* Cavanillesia hylogeiton \n* Cavanillesia platanifolia Cuipo \n* Cavanillesia umbellata Cavanillesia hylogeiton and Cavanillesia umbellata are used as an additive to some versions of the hallucinogenic drink Ayahuasca.