Arundinaria gigantea vs giant cane

Arundinaria gigantea and giant cane both are nouns.

Word	Noun	Adjective	Verb	Adverb
Arundinaria gigantea	Yes	No	No	No
giant cane	Yes	No	No	No

As nouns, Arundinaria gigantea and giant cane are synonyms defined as:

Arundinaria gigantea and giant cane: tall grass of southern United States growing in thickets

Other synonyms of Arundinaria gigantea include cane reed.

Arundinaria gigantea (noun)	giant cane (noun)
tall grass of southern United States growing in thickets	tall grass of southern United States growing in thickets