Sideroxylon lanuginosum
（重定向自Bumelia lanuginosa）
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Sideroxylon lanuginosum is a shrub or small tree of the family Sapotaceae. It is native to the Sun Belt and Midwest of the United States as well as Northeastern Mexico. Common names include gum bully, black haw, chittamwood, chittimwood, shittamwood, false buckthorn, gum bumelia, gum elastic, gum woolybucket, woolybucket bumelia, wooly buckthorn, wooly bumelia, ironwood and coma.