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| April 2006 at Koishikawa Botanical Garden |
April 2006 at Koishikawa Botanical Garden |
February 2007 at Koishikawa Botanical Garden |
| Family | Euphorbiaceae |
| Scientific name | Mercurialis leiocarpa Siebold & Zuccarini |
| Synonyms | Mercurialis leiocarpa Siebold & Zuccarini var. transmorrisonensis (Hayata) Keng; Mercurialis leiocarpa Siebold & Zuccarini var. trichocarpa W. T. Wang; Mercurialis transmorrisonensis Hayata |
| Common name | (Japanese common name) yama-ai [mountai ai (ai = indigo)] |
| (English common name) mercury | |
| Distribution | (Japan) Honshu, Shikoku, Kyushu, Okinawa |
| (Other nations) Korea, China, Taiwan, Thailand, Nepal, Bhutan, India | |
| Chromosomal number | 2n=48 |
| Description | Plants electing 25-50cm. Leaves 3-13cm length, 2-5cm width. Flowers flowering in March to April. Perennial plants. |
| Reference | Mercurialis leiocarpa Siebold & Zucc. |
| Pest control agent (US Patent 3973944/1976) | |
| Substituted aryl ketones (US Patent 7153813/2006) | |
| 3-biphenyl-substituted-3-substituted-4-ketolactam and ketolactone and their utilization as pesticide (US Patent 7307044/2007) | |
| Substituted benzoylcyclohexane diones for use as herbicides (US Patent 7244692/2007) | |
| Skin external preparation (Japanese Patent JP3407935) |
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| April 2006 at Koishikawa Botanical Garden |
April 2006 at Koishikawa Botanical Garden |
February 2007 at Koishikawa Botanical Garden |
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| February 2007 at Koishikawa Botanical Garden |
February 2007 at Koishikawa Botanical Garden |
April 2006 at Koishikawa Botanical Garden |
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| April 2006 at Koishikawa Botanical Garden |
