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| June 2008 at Hokkaido University Botanical Garden |
June 2008 at Hokkaido University Botanical Garden |
June 2008 at Hokkaido University Botanical Garden |
| Family | Plantaginaceae (also placed in Scrophulariaceae) |
| Tribe | Veroniceae |
| Scientific name | Veronicastrum sibiricum (L.) Pennell subsp. yezoense (H. Hara) T. Yamazaki |
| Synonyms | Veronicastrum borissovae (Czerep) Soják; Veronicastrum sachalinense (Borissova) T. Yamazaki; Veronicastrum sibiricum (L.) Pennell var. yezoense H. Hara; Veronicastrum sibiricum (L.) Pennell var. yezoense H. Hara forma albiflorum H. Takahashi; Veronicastrum sibiricum (L.) Pennell var. yezoense H. Hara forma candidum Yonekura |
| Common name | (Japanese common name) ezo kugai-sou (エゾクガイソウ, 蝦夷九蓋草 or 蝦夷九階草 [meaning: Ezo 9 roofs weed (Ezo = an old name of Hokkaido)]) |
| (English common name) none | |
| Distribution | (Japan) Hokkaido |
| (Other nations) Russia (Sakhalin) | |
| Habitat | Fields |
| Chromosomal number | unknown |
| Description | Plants electing 150-200cm tall. Leaves 5-10 verticillate. Flowers purple or white (forma albiflorum) corollas, inflorescences 20-40cm long, flowering in July to August. Perennial plants. |
| Reference | Veronicastrum sibiricum (Linnaeus) Pennell |
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| June 2008 at Hokkaido University Botanical Garden |
June 2008 at Hokkaido University Botanical Garden |
June 2008 at Hokkaido University Botanical Garden |
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| June 2008 at Hokkaido University Botanical Garden |
June 2008 at Hokkaido University Botanical Garden |
