Carya vs dicot genus

Carya and dicot genus both are nouns.

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

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

Carya: genus of large deciduous nut-bearing trees; United States and China
dicot genus: genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination

Other hypernyms of Carya include magnoliopsid genus.

Carya (noun)	dicot genus (noun)
genus of large deciduous nut-bearing trees; United States and China	genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination