Copernicia vs liliopsid genus

Copernicia and liliopsid genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Copernicia	Yes	No	No	No
liliopsid genus	Yes	No	No	No

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

Copernicia: slow-growing tropical fan palms
liliopsid genus: genus of flowering plants having a single cotyledon (embryonic leaf) in the seed

Other hypernyms of Copernicia include monocot genus.

Copernicia (noun)	liliopsid genus (noun)
slow-growing tropical fan palms	genus of flowering plants having a single cotyledon (embryonic leaf) in the seed