| One of the ancient rituals. The ancients and the five parties of the West in autumn, should be colored to match the brightness, so at the beginning of autumn day, the emperor rate Baiguan the western suburbs offering Baidi to meet the arrival of autumn. "Book of Rites Order": "﹝ ﹞ Mengqiu the beginning of autumn on the day, the emperor pro handsome Excellencies, Jiuqing, princes, the doctor, to Triangular in the western suburbs." Zheng Xuan Note: "Triangular, ceremony of Bai Di White trillion in the western suburbs of strokes also refused. "" Later Han worship blog ":" beginning of autumn day, Triangular in the western suburbs, offering close elements in White mat. car costumes are all white flag. " |