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 avatschensis W. Becker & Hultén

Фиалка авачинская 

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Synon.: Viola biflora subsp. avatschensis  (W. Becker & Hultén) Tzvel.

Distributional Range: Native Asia-Temperate RUSSIAN FAR EAST: Russian Federation [Kamchatka]

Habitat: In the alpine belt on high. 900–1100 m, on deep volcanic ash or gravel. - Endem. 

References:

1. Vascular plants of the Soviet Dolce Vostok. T. 2./Act. ed. S.S. Kharkevich.- Leningrad: Nauka, 1987 .-- p. 128-129. 

2. Czerepanov, S. K. 1995. Vascular plants of Russia and adjacent states (the former USSR) Cambridge University Press.