| Family | HYPERICACEAE |
| Genus species | Hypericum asahinae Makino sect. Hypericum |
| Bibliography | J. Jap. Bot. 3: 41 (1926) |
| Native Range | Japan (Honshu) |
| Primary Biome | Temperate |
| Habitat | grassland |
| Altitude | 70-1700m |
| Description | leaves sessile, 2-3cm, lanceolate, rounded, flat, at base cordate-amplexicaule, glandular-punctate, cymes producing cylindrical inflorescence, flowers 20-25mm |
| Size | 15-30cm |
| Color | yellow |
| Bloom | summer |
| Ca | |
| Type | perennial |
| Cultivation | mesic, slightly humous, sunny site alpine house, moist, rich, drained soil, sun |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 10-16°C division in spring; cuttings in late summer |
| Synonyms | Hypericum asahinae f. lucidum Y.Kimura Hypericum asahinae f. nigrum Y.Kimura Hypericum asahinae var. siroumense Y.Kimura |
| Territory | 3 Asia-Temperate 38 Eastern Asia (JAP Japan) |