Magnolia acuminata vs cucumber tree

Magnolia acuminata and cucumber tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
Magnolia acuminata	Yes	No	No	No
cucumber tree	Yes	No	No	No

As nouns, Magnolia acuminata and cucumber tree are synonyms defined as:

Magnolia acuminata and cucumber tree: American deciduous magnolia having large leaves and fruit like a small cucumber

Magnolia acuminata (noun)	cucumber tree (noun)
American deciduous magnolia having large leaves and fruit like a small cucumber	American deciduous magnolia having large leaves and fruit like a small cucumber