| Family | POLYGONACEAE |
| Genus species | Bistorta hayachinensis (Makino) H.Gross |
| Synonyms | Polygonum hayachinense Makino |
| Habitat | grassland |
| Altitude | subalpine-alpine |
| Description | glabrous, lower leaves rigid, ovate or narrowly ovate, 3-4cm, obtuse, shallowly cordate, not decurrent, abaxially glaucous, spikes solitary, terminal, elipsoid, dense, 2-3cm |
| Size | 10-30cm |
| Color | rose |
| Bloom | summer |
| Ca | |
| Type | tuft |
| 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 spring and 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 | POLYGONACEAE
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