Cordia vs dicot genus

Cordia and dicot genus both are nouns.

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

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

Cordia: tropical deciduous or evergreen trees or shrubs of the family Boraginaceae
dicot genus: genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination

Other hypernyms of Cordia include magnoliopsid genus.

Cordia (noun)	dicot genus (noun)
tropical deciduous or evergreen trees or shrubs of the family Boraginaceae	genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination