| Family | Urticaceae |
| Scientific name | Boehmeria biloba Weddell |
| Synonyms | Splitgerbera japonica Miquel; Urtica fissa Siebold, non E. Pritzel |
| Common name | (Japanese common name) raseita-sou (ラセイタソウ, 羅背板草 [meaning: raxeta weed]) |
| (English common name) none | |
| Distribution | (Japan) Pacific Ocean side of Hokkaido (south of Muroran City), Honshu (north of Wakayama Prefecture) |
| (Other nations) none | |
| Habitat | Beach |
| Chromosomal number | n=14 |
| Description | Plants 30-50cm tall. Leaves 8-16cm long. Flowers flowering in July to September. Perennial plants. |
| Reference | Boehmeria biloba Wedd. |
| Note | Native to Japan. |
| July 2007 at Tsukuba Botanical Garden |
July 2007 at Tsukuba Botanical Garden |
July 2007 at Tsukuba Botanical Garden |
| July 2007 at Tsukuba Botanical Garden |
July 2007 at Tsukuba Botanical Garden |
July 2007 at Tsukuba Botanical Garden |