This plant represents Mt. Takao, often called as “the mountain of viola.” Found at wet and half shady forest edges along streams. The Japanese name Takao-sumire literally meaning Mt. Takao viola was named because it was first found in Mt. Takao. It inhabit throughout Japan but many of them found in Mt. Takao. It was first introduced as a varietas of viola yezoensis in 1928 (Showa Era 3). The front side of leaves is dark brown during blooming season that is unique to this plant. After flowering, green leaves grow which makes it difficult to identify them from viola yezoensis. Flowers are 1..5 to 2 cm in diameter and slightly scented. Color of flowers is white with purple fine lines radiating from the center of petals. Leaves are 3 to 6 cm and egg-shaped or elongated egg-shape.

●Season　　Early April to about Early May
●Height　　about 5 to 12 cm
●Place　　Trail 1, Jyataki, Ura-Takao