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| April 2007 at Koishikawa Botanical Gardem |
May 2007 at Koishikawa Botanical Gardem |
April 2007 at Koishikawa Botanical Gardem |
| Family | Ranunculaceae |
| Subfamily | Ranunculoideae |
| Tribe | Delphinieae |
| Scientific name | Delphinium anthriscifolium Hance |
| Synonyms | Delphinium anthriscifolium Hance forma latilobulatum W. T. Wang; Delphinium anthriscifolium Hance var. calleryi (Franchet) Finet & Gagnepain; Delphinium calleryi Franchet; Delphinium cavaleriense H. Léveillé & Vaniot; Delphinium cerefolium H. Léveillé & Vaniot |
| Common name | (Japanese common name) seri-ba hien-sou (セリバヒエンソウ, 芹葉飛燕草 [meaning: seri leaved larkspur weed (seri = Oenanthe javanica)]) |
| (English common name) chervil larkspur | |
| Distribution | (Japan) Honshu (mainly in Kanto region) |
| (Other nations) [native] China | |
| Habitat | Field, forest edge |
| Chromosomal number | unknown |
| Description | Plants electing 30-80cm tall. Leaves 2-3 ternate, leaflets each 5-11cm long, petioles 2-6cm long. Flowers blue 1-2cm long, 10 stamens, flowering in March to May. Seeds 2-2.5mm across. Annual plants. |
| Reference | Delphinium anthriscifolium Hance |
| Note | Naturalized plants. |
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| April 2007 at Koishikawa Botanical Gardem |
May 2007 at Koishikawa Botanical Gardem |
April 2007 at Koishikawa Botanical Gardem |
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| May 2007 at Koishikawa Botanical Gardem |
