Coryanthes vs liliopsid genus

Coryanthes and liliopsid genus both are nouns.

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

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

Coryanthes: small genus of tropical American epiphytic or lithophytic orchids
liliopsid genus: genus of flowering plants having a single cotyledon (embryonic leaf) in the seed

Other hypernyms of Coryanthes include monocot genus.

Coryanthes (noun)	liliopsid genus (noun)
small genus of tropical American epiphytic or lithophytic orchids	genus of flowering plants having a single cotyledon (embryonic leaf) in the seed