pedunculate oak vs English oak

pedunculate oak and English oak both are nouns.

Word	Noun	Adjective	Verb	Adverb
pedunculate oak	Yes	No	No	No
English oak	Yes	No	No	No

As nouns, pedunculate oak and English oak are synonyms defined as:

pedunculate oak and English oak: medium to large deciduous European oak having smooth leaves with rounded lobes; yields hard strong light-colored wood

Other synonyms of pedunculate oak include common oak, Quercus robur.

pedunculate oak (noun)	English oak (noun)
medium to large deciduous European oak having smooth leaves with rounded lobes; yields hard strong light-colored wood	medium to large deciduous European oak having smooth leaves with rounded lobes; yields hard strong light-colored wood