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| July 2007 at Ibaraki Prefecture Botanical Garden |
July 2007 at Ibaraki Prefecture Botanical Garden |
July 2007 at Ibaraki Prefecture Botanical Garden |
| Family | Saxifragaceae |
| Scientific name | Astilbe thunbergii (Siebold & Zuccarini) Miquel var. congesta H. Boissieu |
| Synonyms | Astilbe congesta (H. Boissieu) Nakai; Astilbe odontophylla Miquel |
| Common name | (Japanese common name) tori-ashi shoma (トリアシショウマ, 鳥足升麻 [meaning: bird foots shoma (shoma = Cimicifugae Rhizoma)]) |
| (English common name) none | |
| Distribution | (Japan) Hokkaido, Honshu (north of Central region) |
| (Other nations) none | |
| Chromosomal number | 2n=14 |
| Description | Leaves leaflets 5-12cm long, 4-10cm wide. Plants scapes 40-100cm tall. Flowers inflorescences 12-25cm long, white or pale yellow petals each 4-6mm long, flowering in July to August. Prerennial plants. |
| Reference | Astilbe thunbergii (Siebold & Zucc.) Miq. var. congesta H. Boissieu |
| Note | Native to Japan. |
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| July 2007 at Ibaraki Prefecture Botanical Garden |
July 2007 at Ibaraki Prefecture Botanical Garden |
July 2007 at Ibaraki Prefecture Botanical Garden |
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| July 2007 at Ibaraki Prefecture Botanical Garden |
