Pistacia vs magnoliopsid genus

Pistacia and magnoliopsid genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Pistacia	Yes	No	No	No
magnoliopsid genus	Yes	No	No	No

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

Pistacia: a dicotyledonous genus of trees of the family Anacardiaceae having drupaceous fruit
magnoliopsid genus: genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination

Other hypernyms of Pistacia include dicot genus.

Pistacia (noun)	magnoliopsid genus (noun)
a dicotyledonous genus of trees of the family Anacardiaceae having drupaceous fruit	genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination