Prunus alleghaniensis vs Allegheny plum

Prunus alleghaniensis and Allegheny plum both are nouns.

Word	Noun	Adjective	Verb	Adverb
Prunus alleghaniensis	Yes	No	No	No
Allegheny plum	Yes	No	No	No

As nouns, Prunus alleghaniensis and Allegheny plum are synonyms defined as:

Prunus alleghaniensis and Allegheny plum: wild plum of northeastern United States having dark purple fruits with yellow flesh

Other synonyms of Prunus alleghaniensis include Alleghany plum, sloe.

Prunus alleghaniensis (noun)	Allegheny plum (noun)
wild plum of northeastern United States having dark purple fruits with yellow flesh	wild plum of northeastern United States having dark purple fruits with yellow flesh