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The China violet (Viola patrinii) belongs to Violaceae (the Violet family). It is a perennial herb that is distributed from Chubu district north to Tohoku district of Honshu and Hokkaido, as well as the Korean Peninsula, northern China, Mongolia and Russia. This herb grows in montane marshes, wet grasslands and moors, and can reach 10-15 cm in height. The leaves are narrow spatulate with winged petioles. It is difined by the petiole is longer than the leaf-blade. The white flowers bloom from May to July. The lateral petals are bearded, the labial petal has purple veins. The spur is whitish-green and 2 mm long.
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