downy wood mint vs Blephilia celiata

downy wood mint and Blephilia celiata both are nouns.

Word	Noun	Adjective	Verb	Adverb
downy wood mint	Yes	No	No	No
Blephilia celiata	Yes	No	No	No

As nouns, downy wood mint and Blephilia celiata are synonyms defined as:

downy wood mint and Blephilia celiata: a variety of wood mint with pink-purple flowers stacked to resemble a pagoda (Blephilia celiata)

downy wood mint (noun)	Blephilia celiata (noun)
a variety of wood mint with pink-purple flowers stacked to resemble a pagoda (Blephilia celiata)	a variety of wood mint with pink-purple flowers stacked to resemble a pagoda (Blephilia celiata)