avocado tree vs Persea Americana

avocado tree and Persea Americana both are nouns.

Word	Noun	Adjective	Verb	Adverb
avocado tree	Yes	No	No	No
Persea Americana	Yes	No	No	No

As nouns, avocado tree and Persea Americana are synonyms defined as:

avocado tree and Persea Americana: tropical American tree bearing large pulpy green fruits

Other synonyms of avocado tree include avocado.

avocado tree (noun)	Persea Americana (noun)
tropical American tree bearing large pulpy green fruits	tropical American tree bearing large pulpy green fruits