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| May 2009 at Karuizawa Botanical Garden |
May 2009 at Karuizawa Botanical Garden |
| Family | Ranunculaceae |
| Subfamily | Isopyroideae |
| Tribe | Isopyreae |
| Subtribe | Isopyrineae |
| Scientific name | Enemion raddeanum Regel |
| Synonyms | Isopyrum raddeanum (Regel) Maximovicz |
| Common name | (Japanese common name) chichibu shirokane-sou (チチブシロカネソウ, 秩父白銀草 [meaning: Chichibu silver flower weed (Chichibu = an old name of Tochigi Prefecture)]; oh-shirokane-sou (オオシロカネソウ, 大白銀草 [meaning: large silver flower weed]) |
| (English common name) none | |
| Distribution | (Japan) Honshu (east of Nagano Prefecture) |
| (Other nations) Russia (Far East), Korea, China | |
| Habitat | Mountane forest |
| Chromosomal number | unknown |
| Description | Scapes 20-35cm tall. Flowers white ca. 12mm across, flowering in May. Perennial plants. |
| Reference | Enemion raddeanum Regel |
| Enemion raddeanum Regel | |
| Note | Rare species |
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| May 2009 at Karuizawa Botanical Garden |
May 2009 at Karuizawa Botanical Garden |
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| May 2009 at Karuizawa Botanical Garden |
