| bumelia | (n) deciduous or evergreen American shrubs small trees having very hard wood and milky latex, Syn. genus Bumelia |
| false buckthorn | (n) deciduous tree of southeastern United States and Mexico, Syn. black haw, Bumelia lanuginosa, chittimwood, chittamwood, shittimwood |
| southern buckthorn | (n) shrubby thorny deciduous tree of southeastern United States with white flowers and small black drupaceous fruit, Syn. shittimwood, mock orange, Bumelia lycioides, shittim |