hedge pink vs Saponaria officinalis

hedge pink and Saponaria officinalis both are nouns.

Word	Noun	Adjective	Verb	Adverb
hedge pink	Yes	No	No	No
Saponaria officinalis	Yes	No	No	No

As nouns, hedge pink and Saponaria officinalis are synonyms defined as:

hedge pink and Saponaria officinalis: plant of European origin having pink or white flowers and leaves yielding a detergent when bruised

Other synonyms of hedge pink include bouncing Bess, bouncing Bet, soapwort.

hedge pink (noun)	Saponaria officinalis (noun)
plant of European origin having pink or white flowers and leaves yielding a detergent when bruised	plant of European origin having pink or white flowers and leaves yielding a detergent when bruised