| Family | HYPERICACEAE |
| Genus species | Hypericum pseudopetiolatum R.Keller sect. Hypericum |
| Synonyms | Hypericum fukudae Koidz. |
| Hypericum koshiense Koidz. | |
| Hypericum lygophyllum Koidz. | |
| Habitat | shady rocks |
| Altitude | subalpine |
| Description | leaves sessile, narrowly oblong to oblanceolate, membranous, rounded, flat, tapered to pseudopetiole, inflorescence cylindrical, flowers 8-13mm, petals narrowly oblong |
| Size | 10-30cm |
| Color | yellow |
| Bloom | summer |
| Ca | |
| Type | tuft, fl. stem ascending |
| Cultivation | shady, humous, rock crevices alpine house, humous, gravelly soil, shade |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 10-16°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 | HYPERICACEAE
|