Poncirus
noun
Pon·ci·rus
pänˈsīrəs
: a genus of low thorny Chinese trees (family Rutaceae) that have trifoliate deciduous leaves and are sometimes included in the genus Citrus compare citrange, trifoliate orange
Word History
Etymology
New Latin, from French poncire, probably from Latin pomum fruit + citreum citron, from citrus citron tree