Brassica rapa chinensis vs bok choy

Brassica rapa chinensis and bok choy both are nouns.

Word	Noun	Adjective	Verb	Adverb
Brassica rapa chinensis	Yes	No	No	No
bok choy	Yes	No	No	No

As nouns, Brassica rapa chinensis and bok choy are synonyms defined as:

Brassica rapa chinensis and bok choy: Asiatic plant grown for its cluster of edible white stalks with dark green leaves

Other synonyms of Brassica rapa chinensis include bok choi, Chinese white cabbage, pak choi, pakchoi.

Brassica rapa chinensis (noun)	bok choy (noun)
Asiatic plant grown for its cluster of edible white stalks with dark green leaves	elongated head of dark green leaves on thick white stalks
	Asiatic plant grown for its cluster of edible white stalks with dark green leaves