Prunus persica vs fruit tree

Prunus persica and fruit tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
Prunus persica	Yes	No	No	No
fruit tree	Yes	No	No	No

As nouns, fruit tree is a hypernym of Prunus persica; that is, fruit tree is a word with a broader meaning than Prunus persica:

Prunus persica (noun)	fruit tree (noun)
cultivated in temperate regions	tree bearing edible fruit