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| October 2006 at Utsukushigahara highland |
October 2006 at Utsukushigahara highland |
October 2006 at Utsukushigahara highland |
| Family | Lamiaceae (alt. Labiatae) |
| Subfamily | Nepetoideae |
| Tribe | Elsholtzieae |
| Scientific name | Elsholtzia nipponica Ohwi |
| Synonyms | Elsholtzia argyi H. Léveillé var. nipponica (Ohwi) Murata |
| Common name | (Japanese common name) huto-bo naginata-koju (フトボナギナタコウジュ, 太穂薙刀香薷 [thick inflorescences partisan koju (koju = Elsholtzia weeds)]) |
| (English common name) none | |
| Distribution | (Japan) Honshu (west of Kanto region), Kyushu |
| (Other nations) unknown | |
| Habitat | Subalpine or mountane field |
| Chromosomal number | unknown |
| Description | Plants 30-60cm tall. Leaves 2.5-7cm long, 1.5-4cm wide. Flowers inflorescences 2-5cm long, 10mm wide, bracts hairy, pink corollas 4-5mm long, stamens longer than corollas, flowering in September to October. Annual plants. |
| Reference | Elsholtzia argyi H. Léveillé |
| Note | Maybe native to Japan. Corollas of Elsholtzia argyi H. Léveillé in China are 5-6mm and stamens are long. |
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| October 2006 at Utsukushigahara highland |
October 2006 at Utsukushigahara highland |
October 2006 at Utsukushigahara highland |
