While there isn't a single, universally recognized "green flag of Islam," the color green holds significant importance in Islamic tradition. Specifically, certain Islamic branches use green flags with particular meanings.
Based on the provided reference, one example is:
- The Nizari branch of Ismaili-Shia Islam uses an official flag that is primarily green. This flag represents:
- Muhammad's standard and Ali's cloak: The green color itself symbolizes these important figures and objects in Islamic history.
- Blood and fire: A red stripe on the flag signifies these concepts.
Therefore, the "green flag of Islam" can refer to specific flags used within certain Islamic traditions, such as the Nizari Ismaili flag, where green represents Muhammad's standard and Ali's cloak.