cypress vs cypress tree

cypress and cypress tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
cypress	Yes	No	No	No
cypress tree	Yes	No	No	No

As nouns, cypress and cypress tree are synonyms defined as:

cypress and cypress tree: any of numerous evergreen conifers of the genus Cupressus of north temperate regions having dark scalelike leaves and rounded cones

cypress (noun)	cypress tree (noun)
any of numerous evergreen conifers of the genus Cupressus of north temperate regions having dark scalelike leaves and rounded cones	any of numerous evergreen conifers of the genus Cupressus of north temperate regions having dark scalelike leaves and rounded cones
wood of any of various cypress trees especially of the genus Cupressus