blackbutt
noun
a tall straight-trunked Australian eucalyptus tree, typically with fire-charred fibrous bark on the lower trunk and with pale brown timber
弹丸桉Eucalyptus pilularis, family Myrtaceae
拉丁名Eucalyptus pilularis，桃金娘科
语源early 19th cent.: from black + buttin the sense 'tree trunk'