Halin Casuarina yana nufin rukunin bishiyoyi da ciyayi na asali a Ostiraliya, kudu maso gabashin Asiya, da wasu tsibiran Pacific. Kalmar “genus” a cikin wannan mahallin tana nufin matsayi na haraji da aka yi amfani da shi a fannin ilimin halitta don rarraba rayayyun halittu bisa ga dabi’un da aka raba. rassan allura masu kama da gashin jimina. An kuma san su da katako mai ɗorewa, waɗanda galibi ana amfani da su don yin gini da kuma yin kayan daki.A taƙaice, ƙamus na kalmar “genus Casuarina” yana nufin rukunin bishiyoyi da ciyayi. waɗanda ke raba wasu halaye na zahiri kuma an rarraba su tare a cikin tsarin rarraba halittu.