laurel vs camphor tree

laurel and camphor tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
laurel	Yes	No	No	No
camphor tree	Yes	No	No	No

As nouns, camphor tree is a hyponym of laurel; that is, camphor tree is a word with a more specific, narrower meaning than laurel:

laurel: any of various aromatic trees of the laurel family
camphor tree: large evergreen tree of warm regions whose aromatic wood yields camphor

laurel (noun)	camphor tree (noun)
(antiquity) a wreath of laurel foliage worn on the head as an emblem of victory	large evergreen tree of warm regions whose aromatic wood yields camphor
any of various aromatic trees of the laurel family