(First upload on June 20 2015. Last on August 13 2017) [ 日本語 | English ]

Viola blandiformis Nakai

Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily

Viola L. (スミレ)
Usubasumire (ウスバスミレ, 薄葉菫), thinleaf violet* (* tentative translation)
Lifeform: perennial forb
Distribution: endemic to Japan (Hokkaido and north to central Honshu)
Habitat: mesic sites, such as in mixed forests at subalpine zones
Flower: white → spur = short, white
Lateral petal: no hair
var. pilosa H. Hara (チシマウスバスミレ) → V. hultenii W. Becker, standard

Viola blandiformis in Hokkaido

Viola1 Viola2 Viola3
Viola4 Viola5 Viola6
[1-6] on an artificial grassland near Sarobetsu Wetland Visitor Center, northern Hokkaido. [1/2] on May 28 2017. [3-6] on May 24 2015.