Darlingtonia vs dicot genus

Darlingtonia and dicot genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Darlingtonia	Yes	No	No	No
dicot genus	Yes	No	No	No

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

Darlingtonia: one species: California pitcher plant
dicot genus: genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination

Other hypernyms of Darlingtonia include magnoliopsid genus.

Darlingtonia (noun)	dicot genus (noun)
one species: California pitcher plant	genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination