screw bean vs Prosopis pubescens

screw bean and Prosopis pubescens both are nouns.

Word	Noun	Adjective	Verb	Adverb
screw bean	Yes	No	No	No
Prosopis pubescens	Yes	No	No	No

As nouns, screw bean and Prosopis pubescens are synonyms defined as:

screw bean and Prosopis pubescens: shrub or small tree of southwestern United States and northwestern Mexico having spirally twisted pods

Other synonyms of screw bean include screwbean, screwbean mesquite, tornillo.

screw bean (noun)	Prosopis pubescens (noun)
shrub or small tree of southwestern United States and northwestern Mexico having spirally twisted pods	shrub or small tree of southwestern United States and northwestern Mexico having spirally twisted pods
spirally twisted sweet pod of screwbean mesquite that is used for fodder or ground into meal for feed