Section		Patellares (Boissier) Nakai
Scientific Name	Type species	Viola mandshurica W. Becker : {Sumire} Published in: Bot. Jahrb. Syst. 54:179. (1917)
	Variety	Viola mandshurica var. ikedaeana (W. Becker) F.Maek. : {Hokoba Sumire} Viola mandshurica var. triangularis (Fr. et Sav.) Mizushima : {Atuba Sumire} Viola mandshurica var. triangularis f. niijimensis (Nakai) F.Maek. et T.Hashim. : {Niijima Sumire} Viola mandshurica var. triangularis f. pubigera Hiyama ex F.Maek. : {Ke-atuba Sumire}
	Form	Viola mandshurica f. albo-variegata Hort. ex F.Maek. : {Nishiki Sumire} Viola mandshurica f. crassa (Tatew.) F.Maek.> : {Anama Sumire} Viola mandshurica f. dispar Honda : {Nokogiri Sumire} Viola mandshurica f. hasegawae Hiyama, 1956 : {Sirokane Sumire} Viola mandshurica f. horomuiensis Sugim., 1965, nom. nud. : {Horomui Sumire} Viola mandshurica f. macrantha (Maxim.) Nakai ex Kitag. : {Obana Sumire} Viola mandshurica f. plena Hort. ex F.Maek. : {Komoro Sumire} Viola mandshurica f. glabripetalla Hiyama : {Wakasyu Sumire}
	Synonym	Viola mandshurica f. macrantha (Maxim.) Nakai ex Kitag. Viola mandshurica var. boninensis (Nakai) M. Mizushima Viola mandshurica var. boninensis f. bicolor Viola niijimensis Nakai Viola patrinii var. triangularis Franch. & Sav. Viola taiwaniana Nakai
	Origin	Viola mandshurica : Manchurian (Northeastern region of China), ikedaeana : person's name (S. Ikeda), triangularis : triangular, crassa : thick, fleshy
Common names		【Chinese】东北堇菜、紫花地丁, 【Korean】제비꽃
Stalk Form		Following mother class except for the pattern of the leaf (colorful spots).
Habitat
Distribution	Japan domestic
	Japan overseas
	Others
Flower	Shape
	Color
	Spur
	Season
	Stigma
	Aromatic
	Others
Leaf	Shape
	Color	There are irregular plaques due to three colors of white, yellow, and light red.
	Others	The plaques will disappear in the summer. Sprouts may enter the new bud of autumn.
Seed	Shape	Following mother class.
	Color
	Others
Characteristics of roots
Endangered Information
Type Specimen
Chromosome Number
Reference Information
Others		Genetically completely fixed. Cultivation record is old. It has been cultivated since the Edo period.