Section		Trigonocarpae Gordon
Scientific Name	Type species	Viola awagatakensis T. Yamaz., I. Ito et Ageishi {Awagatake Sumire} Published in: J. Jap. Bot.,72:60. (1997)
	Variety
	Form
	Synonym	Viola rostrata Pursh var. crassifolia Hashimoto (1967) Published in: Violets of Japan: 135, photo 106 (1967)
	Origin	awagatakensis : Derived from the name of the mountain (Mt. Awagatake).
Common names
Stalk Form		A flower scape is extended from a stalk, and a flower blooms from each scape.
Habitat		It is grown in the collapse background of a mountain.
Distribution	Japan domestic	It is restrictively distributed over the mountain in Niigata, Yamagata and Fukushima.
	Japan overseas
	Others
Flower	Shape	Middle size.
	Color	From light purple to reddish purple.
	Spur	Very long (10～30mm). It is difficult to find some differences in comparison with Viola rostrata.
	Season	Normal.
	Stigma	Short stick style.
	Aromatic
	Others	The flower stems are reddish.
Leaf	Shape	A small triangle.
	Color	The surface is glossy green. Usually, the back is tinged with purple. However, a passing-the-year leaf is light green.
	Others
Seed	Shape
	Color
	Others
Characteristics of roots
Endangered Information		Niigata:Near Threatened, Fukushima:ThreatenedⅡ
Type Specimen		Niigata Minami Kabaura 1984 (Tokyo Univ. Herbarium) , by I. Ito and S. Ageishi.
Chromosome Number		2n=20
Reference Information		Takashi Yamazaki, J.Jpn. Bot. 72:58-61 (1997)
Others