Punica granatum vs fruit tree

Punica granatum and fruit tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
Punica granatum	Yes	No	No	No
fruit tree	Yes	No	No	No

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

Punica granatum: shrub or small tree native to southwestern Asia having large red many-seeded fruit
fruit tree: tree bearing edible fruit

Punica granatum (noun)	fruit tree (noun)
shrub or small tree native to southwestern Asia having large red many-seeded fruit	tree bearing edible fruit