Laccopetalum giganteum vs giant buttercup

Laccopetalum giganteum and giant buttercup both are nouns.

Word	Noun	Adjective	Verb	Adverb
Laccopetalum giganteum	Yes	No	No	No
giant buttercup	Yes	No	No	No

As nouns, Laccopetalum giganteum and giant buttercup are synonyms defined as:

Laccopetalum giganteum and giant buttercup: spectacular perennial native of wet montane grasslands of Peru; formerly included in genus Ranunculus

Laccopetalum giganteum (noun)	giant buttercup (noun)
spectacular perennial native of wet montane grasslands of Peru; formerly included in genus Ranunculus	spectacular perennial native of wet montane grasslands of Peru; formerly included in genus Ranunculus