Loranthaceae vs parasitic plant

Loranthaceae and parasitic plant both are nouns.

Word	Noun	Adjective	Verb	Adverb
Loranthaceae	Yes	No	No	No
parasitic plant	Yes	No	No	No

As nouns, parasitic plant is a hypernym of Loranthaceae; that is, parasitic plant is a word with a broader meaning than Loranthaceae:

Loranthaceae: in some classification includes Viscaceae: parasitic or hemiparasitic shrublets or shrubs or small trees of tropical and temperate regions; attach to hosts by haustoria
parasitic plant: plant living on another plant and obtaining organic nutriment from it

Other hypernyms of Loranthaceae include dilleniid dicot family.

Loranthaceae (noun)	parasitic plant (noun)
in some classification includes Viscaceae: parasitic or hemiparasitic shrublets or shrubs or small trees of tropical and temperate regions; attach to hosts by haustoria	plant living on another plant and obtaining organic nutriment from it