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| May 2007 at Koishikawa Botanical Garden |
May 2007 at Koishikawa Botanical Garden |
May 2007 at Koishikawa Botanical Garden |
| Family | Rubiaceae |
| Scientific name | Damnacanthus indicus C. F. Gaertner |
| Synonyms | Damnacanthus formosanus Koidzumi; Damnacanthus indicus C. F. Gaertner var. genuinus Makino; Damnacanthus indicus C. F. Gaertner var. formosanus Nakai |
| Common name | (Japanese common name) ari-doshi [spear ants], ichi-ryo |
| (English common name) none | |
| Distribution | (Japan) Honshu (west of Kanto region), Shikoku, Kyushu, Okinawa |
| (Other nations) Korea, China, Thailand, India | |
| Chromosomal number | unknown |
| Description | Plants 30-60cm. Leaves 1-2.5cm. Flowers white corollas 1cm, flowering in May. Evergreen. Shrub. |
| Reference | Damnacanthus indicus C. F. Gaertn. |
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| May 2007 at Koishikawa Botanical Garden |
May 2007 at Koishikawa Botanical Garden |
May 2007 at Koishikawa Botanical Garden |
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| December 2005 at Koishikawa Botanical Garden |
