Section		Trigonocarpae Gordon
Scientific Name	Type species	Viola obtusa Makino
	Variety	Viola obtusa Makino var. lucida Hid.Takahashi, nom. nud. : {Hama Nioi Tatitubo Sumire} in Flora-Kanagawa Association, Flora of Kanagawa 1988:952 (1988)
	Form	Viola obtusa f. nuda : {Teriha Nioi Tatitubo Sumire}
	Synonym
	Origin
Common names		The whole is hairless. A leaf is glossy. Please refer to mother class.
Stalk Form
Habitat
Distribution	Japan domestic
	Japan overseas
	Others
Flower	Shape
	Color
	Spur
	Season
	Stigma
	Aromatic
	Others
Leaf	Shape
	Color
	Others
Seed	Shape
	Color
	Others
Characteristics of roots
Endangered Information
Type Specimen		Nasu vil. in Totigi pref. (Kyoto Univ.)
Chromosome Number		2n=20
Reference Information
Others		Grows in Nasu plateau (Tochigi pref.), Mt. Kirigamine (Nagano pref.). It is not an attribute of coastal violet.