Phalaris aquatica vs hardinggrass

Phalaris aquatica and hardinggrass both are nouns.

Word	Noun	Adjective	Verb	Adverb
Phalaris aquatica	Yes	No	No	No
hardinggrass	Yes	No	No	No

As nouns, Phalaris aquatica and hardinggrass are synonyms defined as:

Phalaris aquatica and hardinggrass: perennial grass of Australia and South Africa; introduced in North America as forage grass

Other synonyms of Phalaris aquatica include Harding grass, Phalaris tuberosa, toowomba canary grass.

Phalaris aquatica (noun)	hardinggrass (noun)
perennial grass of Australia and South Africa; introduced in North America as forage grass	perennial grass of Australia and South Africa; introduced in North America as forage grass