Medicago falcata vs sickle lucerne

Medicago falcata and sickle lucerne both are nouns.

Word	Noun	Adjective	Verb	Adverb
Medicago falcata	Yes	No	No	No
sickle lucerne	Yes	No	No	No

As nouns, Medicago falcata and sickle lucerne are synonyms defined as:

Medicago falcata and sickle lucerne: European medic naturalized in North America having yellow flowers and sickle-shaped pods

Other synonyms of Medicago falcata include sickle alfalfa, sickle medick.

Medicago falcata (noun)	sickle lucerne (noun)
European medic naturalized in North America having yellow flowers and sickle-shaped pods	European medic naturalized in North America having yellow flowers and sickle-shaped pods