| Family | BORAGINACEAE |
| Genus species | Nihon japonicum (Thunb.) A.Otero & al. |
| Synonyms | Cynoglossum japonicum Thunb. |
| Omphalodes japonica (Thunb.) Maxim. | |
| Habitat | grassland |
| Altitude | 200-1300m |
| Description | short, thick rootstock, leaves 7-15cm, oblanceolate, gradually tapered to petiolate base, coarsely hirsute, flowers 1cm across in simple, leafy raceme, 2-7cm long |
| Size | 10-20cm |
| Color | blue |
| Bloom | spring |
| Ca | |
| Type | tuft, fl. stem ascending |
| Cultivation | mesic, slightly humous, sunny site alpine house, moist, rich, drained soil, sun |
| Propagation | seed in spring, germ. 1-3 months, 13-18°C division in spring; cuttings in late summer |
| Territory |
Asia-Temperate
Eastern Asia (Japan) |
| Bibliography | Plants of the World online powo.science.kew.org International Plant Names Index www.ipni.org |
| Comments | BORAGINACEAE
|