Prunus americana vs goose plum

Prunus americana and goose plum both are nouns.

Word	Noun	Adjective	Verb	Adverb
Prunus americana	Yes	No	No	No
goose plum	Yes	No	No	No

As nouns, Prunus americana and goose plum are synonyms defined as:

Prunus americana and goose plum: wild plum trees of eastern and central North America having red-orange fruit with yellow flesh

Other synonyms of Prunus americana include American red plum, August plum.

Prunus americana (noun)	goose plum (noun)
wild plum trees of eastern and central North America having red-orange fruit with yellow flesh	wild plum trees of eastern and central North America having red-orange fruit with yellow flesh