(First upload on November 25 2014. Last on July 20 2023) [ 日本語 | English ]

Viola kusanoana Makino

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

Viola L. (スミレ)
Ootachitsubosumire (オオタチツボスミレ, 大立坪菫), northern long-stem violet
Kusanosumire (クサノスミレ)
Lifeform: deciduous forb
Distribution: Far East - Korea - Japan (Japan Sea side) - Kuril
Habitat: grasslands and forest edges
Spur: white
Chromosome number: 2n = 20

Viola mutsuensis W. Becker

f. alba Masam. (シロバナオオタチツボスミレ)
f. brevicalcarata (H. Hara) F. Maek. (ヒダカタチツボスミレ)
f. pubescens (Nakai) M. Mizush. (ケオオタチツボスミレ)
f. rosea Nagas., nom. nud. (モモイロオオタチツボスミレ)

Viola kusanoana in Hokkaido

Viola1 Viola2 Viola3
Viola4 Viola5 Viola6
[1] at the western slope of Mount Yotei (羊蹄山), central Hokkaido, on June 28 2014. [2-5] at Yachidamo Park (Yachidamo = Fraxinus mandshurica), N28E4, East Ward, Sapporo, on May 6 2015. [6] close to AMEDAS weather station in Horokanai Town, northern Hokkaido, on June 29 2018. [7] in an area, where the Otaru-Yoichi wind farm was planned, observed on June 15 2023. Records: in the Model Barn of HU on May 3 2019. In a forest (Symbiosis Forest) near Nopporo Forest Park on May 5 2020.