genus Eucalyptus vs dicot genus

genus Eucalyptus and dicot genus both are nouns.

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

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

genus Eucalyptus: tall trees native to the Australian region; source of timber and medicinal oils from the aromatic leaves
dicot genus: genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination

Other hypernyms of genus Eucalyptus include magnoliopsid genus.

genus Eucalyptus (noun)	dicot genus (noun)
tall trees native to the Australian region; source of timber and medicinal oils from the aromatic leaves	genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination