Prosopis juliiflora vs mesquite

Prosopis juliiflora and mesquite both are nouns.

Word	Noun	Adjective	Verb	Adverb
Prosopis juliiflora	Yes	No	No	No
mesquite	Yes	No	No	No

As nouns, mesquite is a hypernym of Prosopis juliiflora; that is, mesquite is a word with a broader meaning than Prosopis juliiflora:

Prosopis juliiflora: mesquite of Gulf Coast and Caribbean Islands from Mexico to Venezuela
mesquite: any of several small spiny trees or shrubs of the genus Prosopis having small flowers in axillary cylindrical spikes followed by large pods rich in sugar

Other hypernyms of Prosopis juliiflora include mesquit.

Prosopis juliiflora (noun)	mesquite (noun)
mesquite of Gulf Coast and Caribbean Islands from Mexico to Venezuela	any of several small spiny trees or shrubs of the genus Prosopis having small flowers in axillary cylindrical spikes followed by large pods rich in sugar