Culvers physic vs Veronicastrum virginicum

Culvers physic and Veronicastrum virginicum both are nouns.

Word	Noun	Adjective	Verb	Adverb
Culvers physic	Yes	No	No	No
Veronicastrum virginicum	Yes	No	No	No

As nouns, Culvers physic and Veronicastrum virginicum are synonyms defined as:

Culvers physic and Veronicastrum virginicum: a tall perennial herb having spikes of small white or purple flowers; common in eastern North America

Other synonyms of Culvers physic include Culver's physic, Culver's root, Culvers root, whorlywort.

Culvers physic (noun)	Veronicastrum virginicum (noun)
a tall perennial herb having spikes of small white or purple flowers; common in eastern North America	a tall perennial herb having spikes of small white or purple flowers; common in eastern North America