ania ▁is ▁a ▁monot yp ic ▁genus ▁of ▁flow ering ▁plants ▁native ▁to ▁New ▁South ▁Wales , ▁Australia , ▁closely ▁related ▁to ▁Th aler op ia . ▁The ▁genus ▁had ▁a ▁number ▁of ▁species , ▁but ▁some ▁have ▁been ▁rec lass ified ▁as ▁L oph ost emon ▁and ▁Tr ist ani opsis . ▁The ▁sole ▁species ▁currently ▁in ▁the ▁genus ▁is ▁Tr ist ania ▁n eri ifolia . ▁It ▁is ▁known ▁commonly ▁as ▁the ▁water ▁g um . ▁ ▁It ▁is ▁a ▁small ▁tree , ▁with ▁dense ▁branch ing . ▁The ▁leaves ▁are ▁ever green , ▁opposite , ▁simple , ▁lance olate , ▁ 5 – 9   cm ▁long ▁and ▁ 1   cm ▁broad . ▁The ▁flowers ▁are ▁produced ▁in ▁dense ▁clusters ▁of ▁ 3 – 1 5 ▁together ; ▁each ▁flower ▁is ▁ 1 – 1 . 5   cm ▁diameter , ▁with ▁five ▁small ▁yellow ▁pet als ▁and ▁numerous ▁consp ic uous ▁stam ens . ▁ ▁References ▁▁ ▁Category : My rt aceae ▁Category : Fl ora ▁of ▁New ▁South ▁Wales ▁Category : Mon ot yp ic ▁My rt aceae ▁gener a ▁Category : My rt ales ▁of ▁Australia <0x0A> </s> ▁Rudolf ▁III ▁( ▁– ▁ 1 1 ▁June ▁ 1 4 1 9 ), ▁a ▁member ▁of ▁the ▁House ▁of ▁As can ia , ▁was ▁Duke ▁of ▁Sax e - W itten berg ▁and ▁Elect or ▁of ▁Sax ony ▁from ▁ 1 3 8 8 ▁until ▁his ▁death . ▁ ▁Life ▁ ▁He ▁was ▁probably ▁born ▁at ▁the