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|---|---|---|
| October 2007 at Tsukuba Botanical Garden |
October 2007 at Nikko Botanical Garden |
October 2007 at Nikko Botanical Garden |
| Family | Lamiaceae (alt. Labiatae) |
| Subfamily | Pogostemonoideae |
| Scientific name | Leucosceptrum japonicum (Miquel) Kitamra et Murata |
| Synonyms | Chomanthoshace japonica (Miquel) S. L. Moore; Comanthosphace sublanceolata (Miquel) S. L. Moore |
| Common name | (Japanese common name) ten-nin-sou (テンニンソウ, 天人草 [meaning: angel weed]) |
| (English common name) none | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu |
| (Other nations) China | |
| Habitat | Mountane forest |
| Chromosomal number | 2n=46, 69 |
| Description | Plants electing 50-100cm tall. Leaves 10-25cm long, 3-9cm wide. Flowers flowering in August to September. Subshrubs (suffruticose plants) or prennial plants. |
| Reference | A comparative study in cytological characters of Japanese species of Leucosceptrum, Lamiaceae (Labiatae) |
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| October 2007 at Tsukuba Botanical Garden |
October 2007 at Nikko Botanical Garden |
October 2007 at Nikko Botanical Garden |
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| September 2005 at Mt. Tsukuba |
September 2005 at Mt. Tsukuba |
