Known in Chinese as "Hua-yen" and in Japanese as "Kegon-kyo, " the "Avatamsaka Sutra, " or "Flower Ornament Scripture, " is held in the highest regard and studied by Buddhists of all traditions. Through its structure and symbolism, as well as through its concisely stated principles, it conveys a vast range of Buddhist teachings. This one-volume edition contains Thomas Cleary's definitive translation of all thirty-nine books of the sutra, along with an introduction, a glossary, and Cleary's translation of Li Tongxuan's seventh-century guide to the final book, the "Gandavyuha, " "Entry into the Realm of Reality. "