Cupressus arizonica vs cypress

Cupressus arizonica and cypress both are nouns.

Word	Noun	Adjective	Verb	Adverb
Cupressus arizonica	Yes	No	No	No
cypress	Yes	No	No	No

As nouns, cypress is a hypernym of Cupressus arizonica; that is, cypress is a word with a broader meaning than Cupressus arizonica:

Cupressus arizonica: Arizona timber tree with bluish silvery foliage
cypress: any of numerous evergreen conifers of the genus Cupressus of north temperate regions having dark scalelike leaves and rounded cones

Other hypernyms of Cupressus arizonica include cypress tree.

Cupressus arizonica (noun)	cypress (noun)
Arizona timber tree with bluish silvery foliage	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