Viola yedoensis Makino is a plant of the genus Viola of the family Violaceae. It is a variety of Herba Violae. There are many other names for it. It is also called < a href = "UNK1.htm?"? lemmaId=62237& Ss _ C = ssc.citiao.link "> Wild Viola .It has no stem on the ground, the height is about 4-14 centimeters, and the height will increase in the fruit period, up to more than 20 centimeters.
The flowers of Viola yedoensis are the same as their name. The color is light purple, sometimes pansy, and also very rare white. The veins on the petals are relatively clear.The color of the petals is dark, but the position of the throat is light with purple stripes.
The florescence of Herba Violae is about from April to September, the flower pavilion is relatively long, about 10-25 cm long, the color of the flower is yellow, the color is relatively bright.
The leaves of Viola yedoensis are relatively small, about 1.5-4 cm in length, and the overall leaves are ovate.
The leaves of Herba Violae are larger, about 4-20 cm in length, and the overall leaves are lanceolate.