toringin
noun
to·rin·gin
təˈrinjə̇n
plural -s
: a crystalline flavone glucoside C21H20O9 that occurs in the bark of a shrubby Japanese crab apple (Malus sieboldii) and in the buds of several poplars and that yields chrysin and glucose on hydrolysis
Word History
Etymology
New Latin toringo (specific epithet of Pyrus toringo, synonym of Malus sieboldii) (from Japanese, a crab apple tree) + English -in