Amphicarpa vs rosid dicot genus

Amphicarpa and rosid dicot genus both are nouns.

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

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

Amphicarpa: very small genus of twining vines of North America and Asia: hog peanut
rosid dicot genus: a genus of dicotyledonous plants

Amphicarpa (noun)	rosid dicot genus (noun)
very small genus of twining vines of North America and Asia: hog peanut	a genus of dicotyledonous plants