coriander plant vs Coriandrum sativum

coriander plant and Coriandrum sativum both are nouns.

Word	Noun	Adjective	Verb	Adverb
coriander plant	Yes	No	No	No
Coriandrum sativum	Yes	No	No	No

As nouns, coriander plant and Coriandrum sativum are synonyms defined as:

coriander plant and Coriandrum sativum: Old World herb with aromatic leaves and seed resembling parsley

Other synonyms of coriander plant include Chinese parsley, cilantro, coriander.

coriander plant (noun)	Coriandrum sativum (noun)
Old World herb with aromatic leaves and seed resembling parsley	Old World herb with aromatic leaves and seed resembling parsley