Robinia hispida vs bristly locust

Robinia hispida and bristly locust both are nouns.

Word	Noun	Adjective	Verb	Adverb
Robinia hispida	Yes	No	No	No
bristly locust	Yes	No	No	No

As nouns, Robinia hispida and bristly locust are synonyms defined as:

Robinia hispida and bristly locust: large shrub or small tree of the eastern United States having bristly stems and large clusters of pink flowers

Other synonyms of Robinia hispida include moss locust, rose acacia.

Robinia hispida (noun)	bristly locust (noun)
large shrub or small tree of the eastern United States having bristly stems and large clusters of pink flowers	large shrub or small tree of the eastern United States having bristly stems and large clusters of pink flowers