| A Su. Ming Li's "Compendium of Materia Medica Su Valley 2": "where dozens of species, there are various color black blue red yellow and white, or name names, or the shape of seasonal, with the meaning assigned names. So there is time for wheat as early as yellow, 100 diet and the like, there in August in yellow, military veteran and the like, the first night, there were geese and green, dew like millet. " |