toadflax vs Linaria vulgaris

toadflax and Linaria vulgaris both are nouns.

Word	Noun	Adjective	Verb	Adverb
toadflax	Yes	No	No	No
Linaria vulgaris	Yes	No	No	No

As nouns, toadflax and Linaria vulgaris are synonyms defined as:

toadflax and Linaria vulgaris: common European perennial having showy yellow and orange flowers; a naturalized weed in North America

Other synonyms of toadflax include butter-and-eggs, devil's flax, wild snapdragon.

toadflax (noun)	Linaria vulgaris (noun)
common European perennial having showy yellow and orange flowers; a naturalized weed in North America	common European perennial having showy yellow and orange flowers; a naturalized weed in North America