Verbesina virginica vs Virginia crownbeard

Verbesina virginica and Virginia crownbeard both are nouns.

Word	Noun	Adjective	Verb	Adverb
Verbesina virginica	Yes	No	No	No
Virginia crownbeard	Yes	No	No	No

As nouns, Verbesina virginica and Virginia crownbeard are synonyms defined as:

Verbesina virginica and Virginia crownbeard: tall perennial herb having clusters of white flowers; the eastern United States

Other synonyms of Verbesina virginica include frost-weed, frostweed.

Verbesina virginica (noun)	Virginia crownbeard (noun)
tall perennial herb having clusters of white flowers; the eastern United States	tall perennial herb having clusters of white flowers; the eastern United States