Dendrocalamus giganteus vs giant bamboo

Dendrocalamus giganteus and giant bamboo both are nouns.

Word	Noun	Adjective	Verb	Adverb
Dendrocalamus giganteus	Yes	No	No	No
giant bamboo	Yes	No	No	No

As nouns, Dendrocalamus giganteus and giant bamboo are synonyms defined as:

Dendrocalamus giganteus and giant bamboo: immense tropical southeast Asian bamboo with tough hollow culms that resemble tree trunks

Other synonyms of Dendrocalamus giganteus include kyo-chiku.

Dendrocalamus giganteus (noun)	giant bamboo (noun)
immense tropical southeast Asian bamboo with tough hollow culms that resemble tree trunks	immense tropical southeast Asian bamboo with tough hollow culms that resemble tree trunks