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| August 2008 at Tsukuba Botanical Garden |
August 2008 at Tsukuba Botanical Garden |
August 2008 at Tsukuba Botanical Garden |
| Family | Agavaceae (also placed in Liliaceae) |
| Scientific name | Hosta kikutii F. Maekawa var. tosana (F. Maekawa) F. Maekawa |
| Synonyms | Hosta caput-avis (F. Maekawa) F. Maekawa; Hosta caput-avis Kitamura, Murata & Koyama: Hosta caput-avis Ohwi; Hosta kikutii F. Maekawa var. caput-avis (F. Maekawa) F. Maekawa ex N. Fujita; Hosta tosana F. Maekawa; Hosta tosana F. Maekawa forma leucoclada F. Maekawa |
| Common name | (Japanese common name) tosa-no-giboushi (トサノギボウシ, 土佐擬宝珠 [meaning: Tosa giboushi (Tosa = an old name of Kochi Prefecture, giboushi = a traditional metal ornament of bridges)]), unazuki gibōshi (ウナズキギボウシ or ウナヅキギボウシ, 頷き擬宝珠 [meaning: bowing head giboushi]) |
| (English common name) none | |
| Distribution | (Japan) Shikoku |
| (Other nations) none | |
| Habitat | Mountane riverside |
| Chromosomal number | 2n=60 |
| Description | Leaves 24-40cm long. Scapes bowing 25-35cm long, bracts 3.5-5cm long. Flowers pedicels 12-22mm long, white or pale purple colloras 4-5cm long, stamens shorter than corollas, flowering in July to August. Perennial plants. |
| Reference | Hosta kikutii var. caput-avis F. Maekawa [PDF] |
| Note | Rare species. Endemic to Japan. |
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| August 2008 at Tsukuba Botanical Garden |
August 2008 at Tsukuba Botanical Garden |
August 2008 at Tsukuba Botanical Garden |
