kingdom Plantae - plants »  divisio Magnoliophyta - flowering plants »  class Rosopsida - eudicots » order Malpighiales »  family Violaceae »  tribus Violeae > genus Viola > section Viola sect. Chamaemelanium Ging. > Viola subsect. Biflorae J. C. Clausen   

Viola crassa Makino

Фиалка толстая;  エゾタカネスミレ - 蝦夷高嶺菫

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Distributional Range: Native Asia-Temperate RUSSIAN FAR EAST: Russian Federation [Kurile Islands, Kamchatka, Sakhalin] CHINA: China [Xizang Zizhiqu (possibly)] EASTERN ASIA: Japan, [Hokkaidô, Honshu] Korea

Habitat: Grows on the vulcanic gravel in the height mountains of Hokkaido, Tohoku, and other continental areas

References:

1. Czerepanov, S. K. 1995. Vascular plants of Russia and adjacent states (the former USSR) Cambridge University Press. Note: lists as Viola crassa (Makino) Makino

2. Huxley, A., ed. 1992. The new Royal Horticultural Society dictionary of gardening

3. Igari, M. 1996. Wild violets of Japan Note: book almost entirely in Japanese

4. Iwatsuki, K. et al. 1993-. Flora of Japan.

5. Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.

6. Lee, Y. N. 1997. Flora of Korea.