▁in ▁leaf ▁ax ils ▁on ▁a ▁branch ed ▁ped un cle ▁up ▁to ▁ ▁long , ▁each ▁branch ▁with ▁seven ▁bud s ▁on ▁p edic els ▁ ▁long . ▁M ature ▁bud s ▁are ▁o val ▁to ▁p ear - sh aped , ▁ ▁long ▁and ▁ ▁wide ▁with ▁a ▁shall ow , ▁fl atten ed ▁oper cul um . ▁Flow ering ▁occurs ▁from ▁October ▁to ▁December ▁and ▁the ▁flowers ▁are ▁white ▁or ▁cre amy ▁white . ▁The ▁fruit ▁is ▁a ▁wo ody ▁cup - sh aped , ▁bar rel - sh aped ▁or ▁cyl ind rical ▁caps ule ▁ ▁long ▁and ▁ ▁wide ▁with ▁a ▁desc ending ▁disc ▁and ▁the ▁three ▁val ves ▁en closed ▁in ▁the ▁fruit . ▁The ▁se eds ▁are ▁re dd ish ▁brown , ▁fl atten ed ▁to ▁sau cer - sh aped . ▁ ▁Tax onomy ▁and ▁naming ▁The ▁rough - le aved ▁g host ▁g um ▁was ▁first ▁formally ▁described ▁in ▁ 1 8 5 9 ▁by ▁Ferdinand ▁von ▁Mu eller ▁in ▁the ▁Journal ▁of ▁the ▁Pro ceed ings ▁of ▁the ▁Lin ne an ▁Society , ▁Bot any ▁and ▁given ▁the ▁name ▁Eu cal y pt us ▁a ps era . ▁In ▁ 1 9 9 5 , ▁Ken ▁Hill ▁and ▁Law rie ▁Johnson ▁changed ▁the ▁name ▁to ▁C ory mb ia ▁as per a . ▁The ▁specific ▁ep ith et ▁( as per a ) ▁is ▁from ▁the ▁Latin ▁word ▁as per ▁meaning ▁" rough ▁to ▁the ▁touch ". ▁ ▁Distribution ▁and ▁habitat ▁C ory