pitahaya cactus vs Acanthocereus tetragonus

pitahaya cactus and Acanthocereus tetragonus both are nouns.

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

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

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

Other synonyms of pitahaya cactus include Acanthocereus pentagonus, pitahaya.

pitahaya cactus (noun)	Acanthocereus tetragonus (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