Serenoa vs monocot genus

Serenoa and monocot genus both are nouns.

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

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

Serenoa: one species: saw palmetto
monocot genus: genus of flowering plants having a single cotyledon (embryonic leaf) in the seed

Other hypernyms of Serenoa include liliopsid genus.

Serenoa (noun)	monocot genus (noun)
one species: saw palmetto	genus of flowering plants having a single cotyledon (embryonic leaf) in the seed