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(First upload on June 6 2010. Last on May 3 2023) [ 日本語 | English ]

Viola L. (スミレ) Amerikasumiresaishin (アメリカスミレサイシン, 亜米利加菫細辛), common blue violet Lifeform: deciduous forb Distribution: Native to eastern North America (extotic to Japan) Habitat: sunny to semi-shaded sites, e.g., roadsides and meadows (native habitat: moist to mesic black soil prairies, open woodlands, woodland edges, savannas, and wooded slopes along rivers or lakes)

Lateral petal: dense hair at the base ↔ V. odorata: a little hair Synonyms: V. palmata L. var. sororia (Willd.) Pollard V. priceana Pollard Cultivars: many papilionacea: purple priceana: white flower of which center is purple snow princess: white flower of which center is cream yellow (シロバナアメリカスミレサイシン) freckles (フキカケスミレ): purple freckles on the flower

Viola sororia in Hokkaido

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Papilionacea

1 2 3
[1/2] in May 24 2010 at a parking lot in N25/E2, East Ward, Sapporo. Flowers emerge directly from the rhizomes and form a basal rosette. [3] at Yachidamo Park (Yachidamo = Fraxinus mandshurica), N28E4, East Ward, Sapporo, on May 6 2015.

Priceana

1 2 3
[1] under a street tree near Fuji Woman's University, Sapporo, on May 3 2023. [2/3] along a road in N26/E2, East Ward, Sapporo, on May 26 2020.

Snow Princess (シロバナアメリカスミレサイシン)

1 2 3
[1-3] in N27/W2 on May 26 2011. Probably escaped from a garden.

Freckles (フキカケスミレ)

1 2 3
[1-3] at Yachidamo Park (Yachidamo = Fraxinus mandshurica), N28E4, East Ward, Sapporo, on May 6 2015.