Eucalyptus oreades, commonly known as the Blue Mountains ash, white ash or smooth-barked mountain ash, is a species of medium-sized to tall tree that is native to eastern Australia. It has smooth, pow

Eucalyptus sieberi, commonly known as the silvertop ash or black ash, is a species of medium-sized to tall tree that is endemic to south-eastern Australia. It has rough bark on the trunk and the base