perhaps a Brittle gum E mannifera, both E mannifera and E rossii occur in this area, E mannifera has no compression lines and if any scribbles are present they are concealed. See the FoMM's tree album https://www.flickr.com/groups/1745488@N23/pool/with/6027955586 which contains a photo of an E mannifera tree https://www.flickr.com/photos/61627737@N03/6027955570/in/pool-1745488@N23/