Swertia vs dicot genus

Swertia and dicot genus both are nouns.

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

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

Swertia: genus of herbs of mountains of North America and Eurasia and Africa
dicot genus: genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination

Other hypernyms of Swertia include magnoliopsid genus.

Swertia (noun)	dicot genus (noun)
genus of herbs of mountains of North America and Eurasia and Africa	genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination