Arundo richardii vs plumed tussock

Arundo richardii and plumed tussock both are nouns.

Word	Noun	Adjective	Verb	Adverb
Arundo richardii	Yes	No	No	No
plumed tussock	Yes	No	No	No

As nouns, Arundo richardii and plumed tussock are synonyms defined as:

Arundo richardii and plumed tussock: tall grass of New Zealand grown for plumelike flower heads

Other synonyms of Arundo richardii include Cortaderia richardii, toe toe, toetoe.

Arundo richardii (noun)	plumed tussock (noun)
tall grass of New Zealand grown for plumelike flower heads	tall grass of New Zealand grown for plumelike flower heads