| Family | PRIMULACEAE |
| Genus species | Lysimachia ohsumiensis H.Hara |
| Bibliography | J. Jap. Bot. 34: 8 (1959) |
| Native Range | Japan (Kyushu) |
| Primary Biome | Temperate |
| Habitat | grassland and thickets |
| Description | rooting, leaves opposite, petiolate, triangular-orbiculate, 5-20mm, acute, sparsely long pilose, flowers solitary, axillary, rotate-campanulate, ca. 1cm across |
| Size | 5-10cm |
| Color | yellow |
| Bloom | spring |
| Ca | |
| Type | subshrub |
| Cultivation | mesic, slightly humous, semi-shady site alpine house, moist, rich, drained soil, semi-shade |
| Propagation | seed in spring, uncovered, light, germ. 1-3 months, 13-18°C cuttings in late summer |
| Territory | 3 Asia-Temperate 38 Eastern Asia (JAP Japan) |