Muhyiddin Ibn ‘Arabi 
Universal Tree and the Four Birds [PDF ebook] 

Through the story of the universal tree, representing the complete human being, and the four birds, representing the four essential aspects of existence, Ibn ‘Arabi explains his teaching on the nature and meaning of union with God. Providing an excellent initiation into the often complex works of Ibn ‘Arabi, this brief, delightful tale is the first English translation of an important, early work, complete with Arabic text, commentary, and notes.