coast boykinia vs Boykinia elata

coast boykinia and Boykinia elata both are nouns.

Word	Noun	Adjective	Verb	Adverb
coast boykinia	Yes	No	No	No
Boykinia elata	Yes	No	No	No

As nouns, coast boykinia and Boykinia elata are synonyms defined as:

coast boykinia and Boykinia elata: plant with leaves mostly at the base and openly branched clusters of small white flowers; western North America

Other synonyms of coast boykinia include Boykinia occidentalis.

coast boykinia (noun)	Boykinia elata (noun)
plant with leaves mostly at the base and openly branched clusters of small white flowers; western North America	plant with leaves mostly at the base and openly branched clusters of small white flowers; western North America