celandine vs Chelidonium majus

celandine and Chelidonium majus both are nouns.

Word	Noun	Adjective	Verb	Adverb
celandine	Yes	No	No	No
Chelidonium majus	Yes	No	No	No

As nouns, celandine and Chelidonium majus are synonyms defined as:

celandine and Chelidonium majus: perennial herb with branched woody stock and bright yellow flowers

Other synonyms of celandine include greater celandine, swallow wort, swallowwort.

celandine (noun)	Chelidonium majus (noun)
perennial herb with branched woody stock and bright yellow flowers	perennial herb with branched woody stock and bright yellow flowers
North American annual plant with usually yellow or orange flowers; grows chiefly on wet rather acid soil