red dogwood vs Cornus stolonifera

red dogwood and Cornus stolonifera both are nouns.

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

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

red dogwood and Cornus stolonifera: common North American shrub with reddish purple twigs and white flowers

Other synonyms of red dogwood include American dogwood, red osier, red osier dogwood, redbrush.

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