Ko e fuehina pe fuelalahi (Ipomoea) ko e fuʻu ʻakau siʻi mo e totolo ia. ʻOku lahi ʻene tupu ʻi he matātahi. Tatau mo e ngaahi kehe, kapau te ke fiesio ki hono matalaʻiʻakau, ʻe sai te ke ʻalu ʻi hengihengi, ʻoku ne matala ʻi he pō (taimi ʻo e ulo māhina, ʻa ia hono hingoa lea fakapilitānia). Ko e matalaʻiʻakau lahi mo e hinehina.