| Family | Lamiaceae (alt. Labiatae) | 
| Subfamily | Nepetoideae | 
| Scientific name | Nepeta subsessilis Maximovicz | 
| Synonyms | Nepeta subsessilis Maximovicz forma albiflora Tatewaki; Nepeta subsessilis Maximovicz var. yesoensis Franchet & Savatier; Nepeta yesoensis (Franchet & Savatier) Probatova | 
| Common name | (Japanese common name) misogawa-sou (ミソガワソウ, 未曽川草 [meaning: Misogawa River weed]) | 
| (English common name) Japanese catmint | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku | 
| (Other nations) none | |
| Habitat | Subalpine or mountane field | 
| Chromosomal number | 2n=18 | 
| Description | Plants electing 50-100cm tall. Leaves 6-14cm long, 2.5-8cm wide. Flowers purple or white (forma albiflora) corollas 25-30mm long, flowering in July to August. Perennial plants. | 
| Reference | Cytological Studies on 31 Alpine Plants Collected in Murodou-daira, Mts. Tateyama, Central Japan | 
| Composition for treatment of infections of humans and animals (US Patent 6414036/2002) | |
| Composition for treatment of infections of humans and animals (US Patent 6649660/2003) | |
| Antimicrobial therapeutic compositions and method of use (US Patent 6921539/2005) | |
| Pesticidal compounds and compositions (US Patent 7208519/2007) | |
| Compositions and methods for increasing milk production in animals (WIPO Patent WO/2003/068158) | 
| June 2008 at Hokkaido University Botanical Garden | June 2008 at Hokkaido University Botanical Garden | June 2008 at Hokkaido University Botanical Garden | 
| June 2008 at Hokkaido University Botanical Garden | June 2008 at Hokkaido University Botanical Garden |