"Akane-sumire" (Viola phalacrocarpa) belongs to the Violaceae (the Viola family). It is a perennial herb that is native to Japan, the Korean Peninsula, China and Siberia. This herb grows in sunny wood edges and roadsides, and can reach 5-10 cm in height. The leaves are spatulate, long-deltoid or long-ovate, and usually pubescent. The bright magenta flowers bloom from April to May. It is devided that the spurs are elongate and the bases of lateral petals are covered thickly hairs.