fire tree vs parasitic plant

fire tree and parasitic plant both are nouns.

Word	Noun	Adjective	Verb	Adverb
fire tree	Yes	No	No	No
parasitic plant	Yes	No	No	No

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

fire tree: a terrestrial evergreen shrub or small tree of western Australia having brilliant yellow-orange flowers; parasitic on roots of grasses
parasitic plant: plant living on another plant and obtaining organic nutriment from it

fire tree (noun)	parasitic plant (noun)
a terrestrial evergreen shrub or small tree of western Australia having brilliant yellow-orange flowers; parasitic on roots of grasses	plant living on another plant and obtaining organic nutriment from it