Eleusine vs monocot genus

Eleusine and monocot genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Eleusine	Yes	No	No	No
monocot genus	Yes	No	No	No

As nouns, monocot genus is a hypernym of Eleusine; that is, monocot genus is a word with a broader meaning than Eleusine:

Eleusine: annual and perennial grasses of savannas and upland grasslands
monocot genus: genus of flowering plants having a single cotyledon (embryonic leaf) in the seed

Other hypernyms of Eleusine include liliopsid genus.

Eleusine (noun)	monocot genus (noun)
annual and perennial grasses of savannas and upland grasslands	genus of flowering plants having a single cotyledon (embryonic leaf) in the seed