abstract Australian background bark bleeding bloodwood close closeup colored colorful coloured colourful corymbia-calophylla daylight daytime detail detailed details eucalypt eucalypts eucalyptus exterior gum gum-tree hard hardened kino marri myrtaceae myrtle myrtles nature ooze oozing outdoor red red-gum resin shiny surface surfaced surfaces texture textured textures tree tree-trunk trees trunk