| Section | Patellares (Boissier) Nakai | |
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| Scientific Name | Type species | Viola sieboldi Maxim. : {Fumoto Sumire} Published in: Bull. Acad. Imp. Sci. Saint-Petersbourg 23:320; Melanges Biol. Bull. Phys.-Math. Acad. Imp. Sci. Saint-Petersbourg 9:729. 1877 (Diagn. pl. nov. asiat.) |
| Variety | Viola sieboldi var. litoralis Konta et Katsuyama : {Sonare-fumoto Sumire} | |
| Form |
Viola sieboldi f. variegata (Nagasawa) F.Maek. et Hashimoto : {Fuiri-fumoto Sumire}
Viola sieboldi f. albiflora E.Hama : {Shirayuki-fumoto Sumire}
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| Synonym |
Viola pumilio W. Becker
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| Origin |
Viola sieboldi : Name of person : P. F. von Siebold, 1796-1866
litoralis : of seashore
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| Common names | ||
| Stalk Form | The individual leaves and flowering stalks emerge directly from the rootstock. | |
| Habitat | In the bottom of the wood of the mountainous district which tends to dry brightly from the level ground and the connection of the wood. | |
| Distribution | Japan domestic |
From Iwate prefecture to Kyushu (Yakushima Island). It grows wild mainly in the mountainous district in West Japan, and from the seashore to the high mountain in East Japan. |
| Japan overseas | South Korea | |
| Others | ||
| Flower | Shape | Small (a corolla is about 10mm across). |
| Color | Pale reddish purple or white, purple-striate on low petal. | |
| Spur | Thick and round. | |
| Season | Late. | |
| Stigma | Inverted triangle. | |
| Aromatic | Slightly aromatic. | |
| Others | Petal slightly undulate, slight hair in the side petal (rarely glabrous). The spur is thick and round. The flowering season is rather late. |
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| Leaf | Shape | Blade ovate to widely ovate, or circular, 10 - 50mm long, 8 - 15mm wide. |
| Color | Upper surfaces is pubescent or glabrous, the other is usually purplish. | |
| Others |
In West Japan, leaf color is light, and green in summer. In East Japan, leaf color is dark, and purple in summer. |
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| Seed | Shape | Egged shape. Middle grain. |
| Color | Seeds: brown. | |
| Others |  |
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| Characteristics of roots | ||
| Endangered Information | Iwate：Semi-endangered, Miyagi：ThreatenedⅡ, Yamagata：ThreatenedⅠ, Chiba：Semi-endangered, Kyoto：Semi-endangered, Yamaguchi：ThreatenedⅡ | |
| Type Specimen |
Viola sieboldi : Kujyu (Oita), Mt. Unzen (Nagasaki)
Viola sieboldi var. litoralis : Shimoda (Shizuoka) 2005/04/10 by Fumihiro Konta
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| Chromosome Number | 2n=24 (Yoshioka, H. & R. TANAKA. 1981. Chromosomes of Viola. Shin Kaki 112) |
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| Reference Information | ||
| Others | As for the leaf color and facula, there are many variation. | |
