Gypsophila paniculata vs baby's breath

Gypsophila paniculata and baby's breath both are nouns.

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

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

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

Other synonyms of Gypsophila paniculata include babies'-breath.

Gypsophila paniculata (noun)	baby's breath (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