sagebrush buttercup vs Ranunculus glaberrimus

sagebrush buttercup and Ranunculus glaberrimus both are nouns.

Word	Noun	Adjective	Verb	Adverb
sagebrush buttercup	Yes	No	No	No
Ranunculus glaberrimus	Yes	No	No	No

As nouns, sagebrush buttercup and Ranunculus glaberrimus are synonyms defined as:

sagebrush buttercup and Ranunculus glaberrimus: small early-flowering buttercup with shiny yellow flowers of western North America

sagebrush buttercup (noun)	Ranunculus glaberrimus (noun)
small early-flowering buttercup with shiny yellow flowers of western North America	small early-flowering buttercup with shiny yellow flowers of western North America