swamp cypress vs swamp cypress

swamp cypress and swamp cypress both are nouns.

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

swamp cypress (noun)	swamp cypress (noun)
common cypress of southeastern United States having trunk expanded at base; found in coastal swamps and flooding river bottoms	common cypress of southeastern United States having trunk expanded at base; found in coastal swamps and flooding river bottoms
wood of a common cypress of southeastern United States having trunk expanded at base; found in coastal swamps and flooding river bottoms	wood of a common cypress of southeastern United States having trunk expanded at base; found in coastal swamps and flooding river bottoms