| Family | Lamiaceae (alt. Labiatae) |
| Subfamily | Scutellarioideae |
| Scientific name | Scutellaria muramatsui H. Hara |
| Synonyms | none |
| Common name | (Japanese common name) dewa-no-tatsunami-sou (デワノタツナミソウ, 出羽立浪草 [meaning: Dewa sea spray weed (Dewa = an old name of Akita Prefecture)]) |
| (English common name) none | |
| Distribution | (Japan) Honshu (north of Kinki region, Japan Sea side) |
| (Other nations) none | |
| Habitat | Mountane forest edge |
| Chromosomal number | 2n=26 |
| Description | Plants 10-30cm tall. Leaves 2-3.5cm long. Flowers upper petal pale purple, lip petal white (non or mere spotted), flowering in May to June. Perennial plants. |
| Reference | Chromosome numbers of Japanese Scutellaria (Lamiaceae) |
| May 2008 at Kyoto Botanical Garden |
May 2008 at Kyoto Botanical Garden |
May 2008 at Kyoto Botanical Garden |
| May 2008 at Kyoto Botanical Garden |