pitahaya cactus vs Acanthocereus pentagonus

pitahaya cactus and Acanthocereus pentagonus both are nouns.

Word	Noun	Adjective	Verb	Adverb
pitahaya cactus	Yes	No	No	No
Acanthocereus pentagonus	Yes	No	No	No

As nouns, pitahaya cactus and Acanthocereus pentagonus are synonyms defined as:

pitahaya cactus and Acanthocereus pentagonus: cactus of the southwestern United States and northern Mexico having edible juicy fruit

Other synonyms of pitahaya cactus include Acanthocereus tetragonus, pitahaya.

pitahaya cactus (noun)	Acanthocereus pentagonus (noun)
cactus of the southwestern United States and northern Mexico having edible juicy fruit	cactus of the southwestern United States and northern Mexico having edible juicy fruit