kingdom: Plantae >
subkingdom: Pteridobiotina Britton & Brown >
phylum: Tracheophyta >
class: Magnoliopsida >
family: Convolvulaceae Juss. >
subfamily: Convolvuloideae Burnett >
genus: Ipomoea L. >
Brazil (Parana, Minas Gerais, Rio Grande do Sul, Santa Catarina); Argentina (Misiones)