Arundinaria tecta vs bamboo

Arundinaria tecta and bamboo both are nouns.

Word	Noun	Adjective	Verb	Adverb
Arundinaria tecta	Yes	No	No	No
bamboo	Yes	No	No	No

As nouns, bamboo is a hypernym of Arundinaria tecta; that is, bamboo is a word with a broader meaning than Arundinaria tecta:

Arundinaria tecta: small cane of watery or moist areas in southern United States
bamboo: woody tropical grass having hollow woody stems; mature canes used for construction and furniture

Arundinaria tecta (noun)	bamboo (noun)
small cane of watery or moist areas in southern United States	woody tropical grass having hollow woody stems; mature canes used for construction and furniture
	the hard woody stems of bamboo plants; used in construction and crafts and fishing poles