genus Trigonella vs Greek clover

genus Trigonella and Greek clover both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Trigonella	Yes	No	No	No
Greek clover	Yes	No	No	No

genus Trigonella (noun)	Greek clover (noun)
Old World genus of frequently aromatic herbs	annual herb or southern Europe and eastern Asia having off-white flowers and aromatic seeds used medicinally and in curry