Quercus ilex vs holly-leaved oak

Quercus ilex and holly-leaved oak both are nouns.

Word	Noun	Adjective	Verb	Adverb
Quercus ilex	Yes	No	No	No
holly-leaved oak	Yes	No	No	No

As nouns, Quercus ilex and holly-leaved oak are synonyms defined as:

Quercus ilex and holly-leaved oak: evergreen oak of southern Europe having leaves somewhat resembling those of holly; yields a hard wood

Other synonyms of Quercus ilex include evergreen oak, holm oak, holm tree.

Quercus ilex (noun)	holly-leaved oak (noun)
evergreen oak of southern Europe having leaves somewhat resembling those of holly; yields a hard wood	evergreen oak of southern Europe having leaves somewhat resembling those of holly; yields a hard wood