genus Languas vs Alpinia

genus Languas and Alpinia both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Languas	Yes	No	No	No
Alpinia	Yes	No	No	No

As nouns, genus Languas and Alpinia are synonyms defined as:

genus Languas and Alpinia: perennial rhizomatous herbs of Asia and Australia and Polynesia having ginger-scented rhizomes

Other synonyms of genus Languas include genus Alpinia, genus Zerumbet.

genus Languas (noun)	Alpinia (noun)
perennial rhizomatous herbs of Asia and Australia and Polynesia having ginger-scented rhizomes	perennial rhizomatous herbs of Asia and Australia and Polynesia having ginger-scented rhizomes