Leymus vs monocot genus

Leymus and monocot genus both are nouns.

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

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

Leymus: genus that in some classifications overlaps the genus Elymus
monocot genus: genus of flowering plants having a single cotyledon (embryonic leaf) in the seed

Other hypernyms of Leymus include liliopsid genus.

Leymus (noun)	monocot genus (noun)
genus that in some classifications overlaps the genus Elymus	genus of flowering plants having a single cotyledon (embryonic leaf) in the seed