baby's breath vs Gypsophila paniculata

baby's breath and Gypsophila paniculata both are nouns.

Word	Noun	Adjective	Verb	Adverb
baby's breath	Yes	No	No	No
Gypsophila paniculata	Yes	No	No	No

As nouns, baby's breath and Gypsophila paniculata are synonyms defined as:

baby's breath and Gypsophila paniculata: tall plant with small lance-shaped leaves and numerous tiny white or pink flowers

Other synonyms of baby's breath include babies'-breath.

baby's breath (noun)	Gypsophila paniculata (noun)
tall plant with small lance-shaped leaves and numerous tiny white or pink flowers	tall plant with small lance-shaped leaves and numerous tiny white or pink flowers