water speedwell vs Veronica michauxii

water speedwell and Veronica michauxii both are nouns.

Word	Noun	Adjective	Verb	Adverb
water speedwell	Yes	No	No	No
Veronica michauxii	Yes	No	No	No

As nouns, water speedwell and Veronica michauxii are synonyms defined as:

water speedwell and Veronica michauxii: plant of wet places in Eurasia and America

Other synonyms of water speedwell include Veronica anagallis-aquatica.

water speedwell (noun)	Veronica michauxii (noun)
plant of wet places in Eurasia and America	plant of wet places in Eurasia and America