kingdom: Plantae >
subkingdom: Pteridobiotina Britton & Brown >
phylum: Tracheophyta >
class: Magnoliopsida >
order: Fabales Bromhead >
family: Fabaceae >
genus: Cenostigma Tul. >
Argentina Northwest , Bolivia , Brazil North , Brazil Northeast , Brazil South , Brazil Southeast , Brazil West-Central , Paraguay , Venezuela