woolly mullein vs Verbascum thapsus

woolly mullein and Verbascum thapsus both are nouns.

Word	Noun	Adjective	Verb	Adverb
woolly mullein	Yes	No	No	No
Verbascum thapsus	Yes	No	No	No

As nouns, woolly mullein and Verbascum thapsus are synonyms defined as:

woolly mullein and Verbascum thapsus: tall-stalked very woolly mullein with densely packed yellow flowers; ancient Greeks and Romans dipped the stalks in tallow for funeral torches

Other synonyms of woolly mullein include Aaron's rod, common mullein, flannel mullein, great mullein, torch.

woolly mullein (noun)	Verbascum thapsus (noun)
tall-stalked very woolly mullein with densely packed yellow flowers; ancient Greeks and Romans dipped the stalks in tallow for funeral torches	tall-stalked very woolly mullein with densely packed yellow flowers; ancient Greeks and Romans dipped the stalks in tallow for funeral torches