Anagallis arvensis vs red pimpernel

Anagallis arvensis and red pimpernel both are nouns.

Word	Noun	Adjective	Verb	Adverb
Anagallis arvensis	Yes	No	No	No
red pimpernel	Yes	No	No	No

As nouns, Anagallis arvensis and red pimpernel are synonyms defined as:

Anagallis arvensis and red pimpernel: herb with scarlet or white or purple blossoms that close at approach of rainy weather

Other synonyms of Anagallis arvensis include poor man's weatherglass, scarlet pimpernel.

Anagallis arvensis (noun)	red pimpernel (noun)
herb with scarlet or white or purple blossoms that close at approach of rainy weather	herb with scarlet or white or purple blossoms that close at approach of rainy weather