Quercus lyrata vs overcup oak

Quercus lyrata and overcup oak both are nouns.

Word	Noun	Adjective	Verb	Adverb
Quercus lyrata	Yes	No	No	No
overcup oak	Yes	No	No	No

As nouns, Quercus lyrata and overcup oak are synonyms defined as:

Quercus lyrata and overcup oak: medium-large deciduous timber tree of central and southern United States; acorns deeply immersed in the cup and mature in first year

Quercus lyrata (noun)	overcup oak (noun)
medium-large deciduous timber tree of central and southern United States; acorns deeply immersed in the cup and mature in first year	medium-large deciduous timber tree of central and southern United States; acorns deeply immersed in the cup and mature in first year