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| June 2008 at Nikko Botanical Garden |
June 2008 at Nikko Botanical Garden |
June 2008 at Nikko Botanical Garden |
| Family | Nymphaeaeceae |
| Scientific name | Nuphar pumila (Timm) de Candolle var. ozeensis (Miki) H. Hara |
| Synonyms | Nuphar ozeensis Miki; Nuphar pumilum (Timm) de Candolle var. ozeense (Miki) H. Hara |
| Common name | (Japanese common name) oze koh-hone (オゼコウホネ, 尾瀬河骨 [meaning: Oze Swamp white bone]) |
| (English common name) none | |
| Distribution | (Japan) Hokkaido (Sarufutsu Swamp), Honshu (Oze Swamp, Mt. Gassan) |
| (Other nations) none | |
| Habitat | Subalpine pond or swamp |
| Chromosomal number | 2n=34 (2x) |
| Description | Leaves 6-10cm long. Flowers yellow 2.5cm, flowering in July to August. Water plants. Perennial plants. |
| Reference | Nuphar pumila (Timm) DC. subsp. pumila |
| Nuphar pumila (Timm) de Candolle | |
| Change of Distribution of Nymphaea tetragona Georgi and Nuphar pumilum DC. var. ozeense H. Hara(Nymphaeaceae) in an Interval of 16 years on the Basis of Pool Catalog Database of the Ozegahara Moor, Central Japan. | |
| Note | Japanese authors have beleived that Nuphar pumila (Timm) de Candolle var. ozeensis (Miki) H. Hara (syn. Nuphar ozeensis Miki; Nuphar pumilum (Timm) de Candolle var. ozeense (Miki) H. Hara) is endemic to Japan. |
| Photos below are those of a plant which was cultivated by Nikko Botanical Garden and displayed as Nuphar pumila var. ozeensis. |
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| June 2008 at Nikko Botanical Garden |
June 2008 at Nikko Botanical Garden |
June 2008 at Nikko Botanical Garden |
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| June 2008 at Nikko Botanical Garden |
June 2008 at Nikko Botanical Garden |
June 2008 at Nikko Botanical Garden |
