Vicia cracca vs bird vetch

Vicia cracca and bird vetch both are nouns.

Word	Noun	Adjective	Verb	Adverb
Vicia cracca	Yes	No	No	No
bird vetch	Yes	No	No	No

As nouns, Vicia cracca and bird vetch are synonyms defined as:

Vicia cracca and bird vetch: common perennial climber of temperate regions of Eurasia and North America having dense elongate clusters of flowers

Other synonyms of Vicia cracca include Calnada pea, tufted vetch.

Vicia cracca (noun)	bird vetch (noun)
common perennial climber of temperate regions of Eurasia and North America having dense elongate clusters of flowers	common perennial climber of temperate regions of Eurasia and North America having dense elongate clusters of flowers