red dogwood vs Cornus sanguinea

red dogwood and Cornus sanguinea both are nouns.

Word	Noun	Adjective	Verb	Adverb
red dogwood	Yes	No	No	No
Cornus sanguinea	Yes	No	No	No

As nouns, red dogwood and Cornus sanguinea are synonyms defined as:

red dogwood and Cornus sanguinea: European deciduous shrub turning red in autumn having dull white flowers

Other synonyms of red dogwood include blood-twig, common European dogwood, pedwood.

red dogwood (noun)	Cornus sanguinea (noun)
common North American shrub with reddish purple twigs and white flowers	European deciduous shrub turning red in autumn having dull white flowers
European deciduous shrub turning red in autumn having dull white flowers