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| April 2007 at Institute for Nature Study |
April 2007 at Institute for Nature Study |
April 2007 at Institute for Nature Study |
| Family | Papaveraceae |
| Subfamily | Chelidonioideae |
| Scientific name | Hylomecon japonica (Thunberg) Prantl & Kündig |
| Synonyms | Chelidonium japonicum Thunberg; Hylomecon vernalis Maximovicz; Stylophorum japonicum (Thunberg) Miquel |
| Common name | (Japanese common name) yamabuki-sou (ヤマブキソウ, 山吹草 [meaning: yamabuki like weed (yamabuki = Kerria japonica)]) |
| (English common name) forest-poppy | |
| Distribution | (Japan) Honshu, Shikoku, Kyushu |
| (Other nations) Korea, China | |
| Habitat | Mountane forest |
| Chromosomal number | 2n=12 |
| Description | Leaves 3-5 pairs leaflets each 2-7cm long, 1.5-4cm wide. Scapes 25-40cm tall. Flowers yellow 3-4cm across, flowering in April to May. Perennial plants. |
| Reference | Hylomecon japonica (Thunb.) Prantl |
| Plant germination inhibitor and method of use thereof (US Patent 20070274956) |
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| April 2007 at Institute for Nature Study |
April 2007 at Institute for Nature Study |
April 2007 at Institute for Nature Study |
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| April 2009 at mountane forest |
April 2009 at mountane forest |
