Desmodium purpureum vs Desmodium tortuosum

Desmodium purpureum and Desmodium tortuosum both are nouns.

Word	Noun	Adjective	Verb	Adverb
Desmodium purpureum	Yes	No	No	No
Desmodium tortuosum	Yes	No	No	No

As nouns, Desmodium purpureum and Desmodium tortuosum are synonyms defined as:

Desmodium purpureum and Desmodium tortuosum: West Indian forage plant cultivated in southern United States as forage and to improve soil

Other synonyms of Desmodium purpureum include beggarweed.

Desmodium purpureum (noun)	Desmodium tortuosum (noun)
West Indian forage plant cultivated in southern United States as forage and to improve soil	West Indian forage plant cultivated in southern United States as forage and to improve soil