ipomoea

noun

ip·​o·​moea ˌip-ə-ˈmē-ə 

1

capitalized : a genus of herbaceous vines (family Convolvulaceae) that comprise forms (as the morning glories and the sweet potato, I. batatas) having showy bell- or funnel-shaped flowers and that include some which are sources of cathartic resins or psychoactive alkaloids (as lysergic acid amide)

2

also ipomea : a plant or flower of the genus Ipomoea

3

usually ipomea : the dried root of a scammony (Ipomoea orizabensis)