Larrea vs rosid dicot genus

Larrea and rosid dicot genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Larrea	Yes	No	No	No
rosid dicot genus	Yes	No	No	No

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

Larrea: xerophytic evergreen shrubs; South America to southwestern United States
rosid dicot genus: a genus of dicotyledonous plants

Larrea (noun)	rosid dicot genus (noun)
xerophytic evergreen shrubs; South America to southwestern United States	a genus of dicotyledonous plants