| Section | Patellares (Boissier) Nakai | |
|---|---|---|
| Scientific Name | Type species | Viola yezoensis Maxim.: {Hikage Sumire} Published in: Bull. Acad. Imp. Sci. Saint-Petersbourg 23: 325 (1877) |
| Variety | Viola yezoensis var. asoana E.Hama : {Aso Hikage Sumire} Published in: E. Hama. In: J. Jap. Bot., 51(11): 341. (1976) | |
| Form | Viola yezoensis f. discolor (Nakai) Hiyama ex F.Maek. : {Takao Sumire} Published in: H.Hara, ESJ 3: 223 (1954) | |
| Synonym |
Viola biacuta W.Becker Published in: Beih. Bot. Centralbl. 34(2): 414. (1917)
Viola flaccida Makino Published in: Bot. Mag. Tokyo, 1899 (242)
Viola hebeiensis J.W.Wang & T.G.Ma Published in: Bull. Bot. Res., Harbin 8(2): 130. (1988)
Viola pycnophylla Franch. & Sav. Published in: Enum. Pl. Jap. 2: 285. (1877)
Viola yatabei Makino Published in: Bot. Mag. (Tokyo) 16(183): 122-124. (1902)
|
|
| Origin |
yezoensis : It is a name originating in a area name. cf.: Tohoku & Hokkaido area, yatabei: Originated from a person's name: Ryokiti Yatabe, (1851-1899) Botanical taxonomist. |
|
| Common names | ||
| Stalk Form | The individual leaves and flowering stalks emerge directly from the rootstock. | |
| Habitat | It grows to shade with a lot of moistures of the mountainous district. | |
| Distribution | Japan domestic | A lot of this violets grow naturally in the Pacific Ocean side mountainous district in the central part north. And carries out isolation distribution in Kushiro, Hiroshima, and the Aso area. |
| Japan overseas | Korean peninsula and China. | |
| Others | ||
| Flower | Shape | Middle size (around 2cm). |
| Color | A center is yellowish green with a beautiful white flower. | |
| Spur | Thick cylindrical shape (around 7-8 mm). | |
| Season | General time. | |
| Stigma | Inverted triangle. | |
| Aromatic | Slight scent. | |
| Others | The flower stem has coarse hair. | |
| Leaf | Shape | 3 - 6cm long x 2 - 3cm wide. (It becomes large in summer.) |
| Color | Bright green. | |
| Others | Summer leaves are large and petioles are long. The petioles have coarse hair. | |
| Seed | Shape | Medium grain. Teardrop shape (bulging oval shape). |
| Color | Dark brown. | |
| Others | ||
| Characteristics of roots | White. Thick and straight. Adventitious buds may emerge after flowering and reproduce to form a community. | |
| Endangered Information | Chiba：EndangeredⅠ, Tokyo：EndangeredⅠ, Niigata：EndangeredⅡ, Toyama：EndangeredⅡ, Yamagata：EndangeredⅡ, Oita：Near endangered, Kumamoto：EndangeredⅠ | |
| Type Specimen |
var. yezoensis : Hakodate city in Hokkaido 1861 collected by Maxim..
var. asoana : Kukino vil. in Kumamoto 1965.4.12 by K. Honda (Kyoto University Collection).
|
|
| Chromosome Number | 2n=24 | |
| Reference Information | ||
| Others | It builds a new seedling from the point of a root. | |
