Bitterbark

Bitterbark or bitter bark is a common name for several species of plants and may refer to:


 * Alstonia constricta, an Australian shrub
 * Simarouba amara, a neotropical tree
 * Petalostigma triloculare, the long leaved bitter bark, an Australian tree
 * Sacoglottis gabonensis, a tree from Western to Central Africa