Styphnolobium affine (Torr. & A.Gray) Walp.
kingdom: Plantae >
subkingdom: Pteridobiotina Britton & Brown >
phylum: Tracheophyta >
class: Magnoliopsida >
order: Fabales Bromhead >
family: Fabaceae >
genus: Styphnolobium Schott >
Arkansas , Louisiana , Oklahoma , Texas