Kalmar "genus" tana nufin nau'in harajin da ake amfani da shi a cikin ilmin halitta don rarraba kwayoyin halitta masu alaƙa. Musamman, yana nufin rukunin nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan halaye iri ɗaya kuma suna da alaƙa ta kud da kud da juyin halitta."Mikania" wani nau'in tsiro ne a cikin dangin Asteraceae. Halin ya haɗa da kusan nau'ikan 450 na galibin kurangar inabi da ciyayi masu zafi, waɗanda aka fi samu a Kudancin Amurka amma kuma a Asiya, Afirka, da Ostiraliya. Yawancin nau'o'in jinsin Mikania suna da kayan magani kuma ana amfani da su a maganin gargajiya don magance cututtuka iri-iri.