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| July 2008 at swamp in Chiba Prefecture |
July 2008 at swamp in Chiba Prefecture |
July 2008 at swamp in Chiba Prefecture |
| Family | Polygalaceae |
| Scientific name | Polygala ambigua Nuttall |
| Synonyms | Polygala verticillata L. var. ambigua (Nuttall) Britton; Polygala verticillata L. var. ambigua (Nuttall) Alph. Wood; Polygala verticillata L. var. dolichoptera Fernald |
| Common name | (Japanese common name) hari hime-hagi (ハリヒメハギ, 針姫萩 [meaning: needle like leaved hime-hagi (hime hagi = Polygala japonica)]) |
| (English common name) whorled milkwort | |
| Distribution | (Japan) Honshu (mainly in Kanto region) |
| (Other nations) [native] USA | |
| Habitat | Seaside, field, swamp |
| Chromosomal number | unknown |
| Description | Plants 10-40cm tall. Leaves linear, 0.5-2cm long, 1-2mm wide. Flowers inflorescences 3-10cm long, petioles 0.5-1mm long, 5 calyxs (3 green calyxs ca. 0.7mm long; 2 white calyxs (side sepals) 1.5-2.0mm long), 8 stamens, flowering in June to September. Fruits black ca. 1mm long. Annual plantsplants. |
| Reference | Polygala ambigua Nutt. |
| Polygala verticillata L. | |
| Polygala verticillata L. | |
| Anti-depression pharmaceutical composition containing polygala extract (US Patent 7223425/2007) | |
| Preventive and remedy for hepatitis C virus infection (WIPO Patent WO/2006/046674) | |
| Note | Naturalized plants (first collected at Chiba Prefecture in 1931). |
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| July 2008 at swamp in Chiba Prefecture |
July 2008 at swamp in Chiba Prefecture |
July 2008 at swamp in Chiba Prefecture |
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| July 2008 at swamp in Chiba Prefecture |
