Erythrina vespertilio vs cork tree

Erythrina vespertilio and cork tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
Erythrina vespertilio	Yes	No	No	No
cork tree	Yes	No	No	No

As nouns, Erythrina vespertilio and cork tree are synonyms defined as:

Erythrina vespertilio and cork tree: prickly Australian coral tree having soft spongy wood

Erythrina vespertilio (noun)	cork tree (noun)
prickly Australian coral tree having soft spongy wood	prickly Australian coral tree having soft spongy wood
	deciduous tree of China and Manchuria having a turpentine aroma and handsome compound leaves turning yellow in autumn and deeply fissured corky bark