Northern snow bedstraw vs Northern bedstraw

Northern snow bedstraw and Northern bedstraw both are nouns.

Word	Noun	Adjective	Verb	Adverb
Northern snow bedstraw	Yes	No	No	No
Northern bedstraw	Yes	No	No	No

As nouns, Northern snow bedstraw and Northern bedstraw are synonyms defined as:

Northern snow bedstraw and Northern bedstraw: North American stoloniferous perennial having white flowers; sometimes used as an ornamental

Other synonyms of Northern snow bedstraw include Galium boreale.

Northern snow bedstraw (noun)	Northern bedstraw (noun)
North American stoloniferous perennial having white flowers; sometimes used as an ornamental	North American stoloniferous perennial having white flowers; sometimes used as an ornamental