genus Zoisia vs genus Zoysia

genus Zoisia and genus Zoysia both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Zoisia	Yes	No	No	No
genus Zoysia	Yes	No	No	No

As nouns, genus Zoisia and genus Zoysia are synonyms defined as:

genus Zoisia and genus Zoysia: lawn grasses native to southeastern Asia and New Zealand; grown especially in warm regions

Other synonyms of genus Zoisia include Zoisia.

genus Zoisia (noun)	genus Zoysia (noun)
lawn grasses native to southeastern Asia and New Zealand; grown especially in warm regions	lawn grasses native to southeastern Asia and New Zealand; grown especially in warm regions