pomme blanche vs Psoralea esculenta

pomme blanche and Psoralea esculenta both are nouns.

Word	Noun	Adjective	Verb	Adverb
pomme blanche	Yes	No	No	No
Psoralea esculenta	Yes	No	No	No

As nouns, pomme blanche and Psoralea esculenta are synonyms defined as:

pomme blanche and Psoralea esculenta: densely hairy perennial of central North America having edible tuberous roots

Other synonyms of pomme blanche include breadroot, Indian breadroot, pomme de prairie.

pomme blanche (noun)	Psoralea esculenta (noun)
densely hairy perennial of central North America having edible tuberous roots	densely hairy perennial of central North America having edible tuberous roots