Arundo conspicua vs reed

Arundo conspicua and reed both are nouns.

Word	Noun	Adjective	Verb	Adverb
Arundo conspicua	Yes	No	No	No
reed	Yes	No	No	No

As nouns, reed is a hypernym of Arundo conspicua; that is, reed is a word with a broader meaning than Arundo conspicua:

Arundo conspicua: used by Maoris for thatching
reed: tall woody perennial grasses with hollow slender stems especially of the genera Arundo and Phragmites

Arundo conspicua (noun)	reed (noun)
used by Maoris for thatching	a musical instrument that sounds by means of a vibrating reed
	a vibrator consisting of a thin strip of stiff material that vibrates to produce a tone when air streams over it
	tall woody perennial grasses with hollow slender stems especially of the genera Arundo and Phragmites