mammee apple vs mammee tree

mammee apple and mammee tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
mammee apple	Yes	No	No	No
mammee tree	Yes	No	No	No

As nouns, mammee apple and mammee tree are synonyms defined as:

mammee apple and mammee tree: tropical American tree having edible fruit with a leathery rind

Other synonyms of mammee apple include mamey, Mammea americana, mammee.

mammee apple (noun)	mammee tree (noun)
globular or ovoid tropical fruit with thick russet leathery rind and juicy yellow or reddish flesh	tropical American tree having edible fruit with a leathery rind
tropical American tree having edible fruit with a leathery rind