Brassica perviridis vs Brassica rapa perviridis

Brassica perviridis and Brassica rapa perviridis both are nouns.

Word	Noun	Adjective	Verb	Adverb
Brassica perviridis	Yes	No	No	No
Brassica rapa perviridis	Yes	No	No	No

As nouns, Brassica perviridis and Brassica rapa perviridis are synonyms defined as:

Brassica perviridis and Brassica rapa perviridis: Asiatic plant cultivated for its swollen root crown and edible foliage

Other synonyms of Brassica perviridis include spinach mustard, tendergreen.

Brassica perviridis (noun)	Brassica rapa perviridis (noun)
Asiatic plant cultivated for its swollen root crown and edible foliage	Asiatic plant cultivated for its swollen root crown and edible foliage