Canna generalis vs canna lily

Canna generalis and canna lily both are nouns.

Word	Noun	Adjective	Verb	Adverb
Canna generalis	Yes	No	No	No
canna lily	Yes	No	No	No

As nouns, Canna generalis and canna lily are synonyms defined as:

Canna generalis and canna lily: plants grown for their large bright yellow to red flowers

Canna generalis (noun)	canna lily (noun)
plants grown for their large bright yellow to red flowers	plants grown for their large bright yellow to red flowers