| Family | Lamiaceae (alt. Labiatae) |
| Subfamily | Scutellarioideae |
| Scientific name | Scutellaria longituba Koidzumi |
| Synonyms | none |
| Common name | (Japanese common name) nunin-tatsunami-sou (ムニンタツナミソウ, 無人立浪草 [meaning: Ogasawara Islands sea spray weed]) |
| (English common name) none | |
| Distribution | (Japan) Ogasawara Islands |
| (Other nations) none | |
| Habitat | Mountane forest |
| Chromosomal number | unknown |
| Description | Plants 30-40cm tall. Leaves 3-5cm long. Flowers white (merely pale purple) 4-5m long, flowering in February to May. Perennial plants. |
| Note | Endemic to Japan. Rare species. |
| January 2008 at Koishikawa Botanical Garden |
January 2008 at Koishikawa Botanical Garden |
| January 2008 at Koishikawa Botanical Garden |
January 2008 at Koishikawa Botanical Garden |
January 2008 at Koishikawa Botanical Garden |