Scribbly Gum Tree | From Wiki: Eucalyptus haemastoma Eucalyp… | Flickr
File:Bark of Scribbly gum (Eucalyptus haemastoma).jpg - Wikimedia Commons
Dean Nicolle on Twitter: "Sydney scribbly gums (Eucalyptus haemastoma) looking quite scribbly in Ku-Ring-Gai Chase at the moment. Caused by larvae of the native scribbly gum moth. Nature's graffiti. https://t.co/AyqmGrQH5h" / Twitter
Scribbly Gum Moth - The Australian Museum
PlantFiles Pictures: Eucalyptus Species, Scribbly Gum Tree (Eucalyptus haemastoma) by Kell