Aethusa cynapium vs lesser hemlock

Aethusa cynapium and lesser hemlock both are nouns.

Word	Noun	Adjective	Verb	Adverb
Aethusa cynapium	Yes	No	No	No
lesser hemlock	Yes	No	No	No

As nouns, Aethusa cynapium and lesser hemlock are synonyms defined as:

Aethusa cynapium and lesser hemlock: European weed naturalized in America that resembles parsley but causes nausea and poisoning when eaten

Other synonyms of Aethusa cynapium include fool's parsley.

Aethusa cynapium (noun)	lesser hemlock (noun)
European weed naturalized in America that resembles parsley but causes nausea and poisoning when eaten	European weed naturalized in America that resembles parsley but causes nausea and poisoning when eaten