Limonium vs dicot genus

Limonium and dicot genus both are nouns.

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

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

Limonium: sea lavender
dicot genus: genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination

Other hypernyms of Limonium include magnoliopsid genus.

Limonium (noun)	dicot genus (noun)
sea lavender	genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination