Echium vulgare vs blueweed

Echium vulgare and blueweed both are nouns.

Word	Noun	Adjective	Verb	Adverb
Echium vulgare	Yes	No	No	No
blueweed	Yes	No	No	No

As nouns, Echium vulgare and blueweed are synonyms defined as:

Echium vulgare and blueweed: a coarse prickly European weed with spikes of blue flowers; naturalized in United States

Other synonyms of Echium vulgare include blue devil, blue thistle, viper's bugloss.

Echium vulgare (noun)	blueweed (noun)
a coarse prickly European weed with spikes of blue flowers; naturalized in United States	a coarse prickly European weed with spikes of blue flowers; naturalized in United States