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| July 2008 at Hokkaido University Botanical Garden |
July 2008 at Hokkaido University Botanical Garden |
July 2008 at Hokkaido University Botanical Garden |
| Family | Agavaceae (also placed in Liliaceae) |
| Scientific name | Hosta rectifolia Nakai |
| Synonyms | Hosta albomarginata Fujita; Hosta apoiensis Miyabe and Kudô; Hosta atropurpurea Nakai; Hosta atropurpurea Nakai forma albiflora M. Tatewaki; Hosta rectifolia Nakai forma atropurpurea (Nakai) Nakai ex Maekawa; Hosta rectifolia Nakai subsp. atropurpurea (Nakai) Inagaki and Toyokuni; Hosta rectifolia Nakai var. atropurpurea (Nakai) Tatewaki and S. Kawano; Hosta rectifolia Nakai var. atropurpurea (Nakai) Tatewaki and S. Kawano forma leucantha K. Ito; Hosta rectifolia Nakai var. sachalinensis (Koidzumi) F. Maekawa; Hosta sachalinensis Koidzumi; Hosta sieboldii (Paxton) J. W. Ingram var. rectifolia H. Hara; Hosta sieboldii (Paxton) J. W. Ingram var. rectifolia H. Hara forma albiflora H. Hara; Hosta sieboldii (Paxton) J. W. Ingram var. rectifolia H. Hara forma atropurpurea (Nakai) H. Hara; Hosta sieboldii (Paxton) J. W. Ingram var. rectifolia H. Hara forma leucantha H. Hara |
| Common name | (Japanese common name) tachi-giboushi (タチギボウシ, 立擬宝珠 [standing giboushi (giboushi = a traditional metal ornament of bridges)]), ezo giboushi (エゾギボウシ, 蝦夷擬宝珠 [Ezo giboushi (Ezo = an old name of Hokkaido)]), kurobana-giboushi (クロバナギボウシ, 黒花擬宝珠 [black flower giboushi]) |
| (English common name) none | |
| Distribution | (Japan) Hokkaido, Honshu (north of Oze) |
| (Other nations) Russia (Far East) | |
| Habitat | (Hokkaido) swamp; (Honshu) mountane swamp |
| Chromosomal number | 2n=60 |
| Description | Leaves 30-40cm long. Scapes electing 50-100cm tall. Flowers blue, purple or white corollas ca. 5cm long, flowering in July to August. Fruits 3-3.5cm long. Perennial plants. |
| Reference | Hosta rectifolia Nakai |
| The H. rectfolia Complex [PDF] | |
| H. rectifolia var. rectifolia f. pruinosa [PDF] |
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| July 2008 at Hokkaido University Botanical Garden |
July 2008 at Hokkaido University Botanical Garden |
July 2008 at Hokkaido University Botanical Garden |
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| July 2008 at Hokkaido University Botanical Garden |
July 2008 at Hokkaido University Botanical Garden |
July 2008 at Hokkaido University Botanical Garden |
