Fortunella vs genus Fortunella

Fortunella and genus Fortunella both are nouns.

Word	Noun	Adjective	Verb	Adverb
Fortunella	Yes	No	No	No
genus Fortunella	Yes	No	No	No

As nouns, Fortunella and genus Fortunella are synonyms defined as:

Fortunella and genus Fortunella: small genus of shrubs native to south China producing small ovoid fruits resembling oranges: includes kumquats

Fortunella (noun)	genus Fortunella (noun)
small genus of shrubs native to south China producing small ovoid fruits resembling oranges: includes kumquats	small genus of shrubs native to south China producing small ovoid fruits resembling oranges: includes kumquats