| Family | Polygonaceae |
| Subfamily | Polygonoideae |
| Scientific name | Bistorta suffulta (Maximowicz) Greene ex H. Gross |
| Synonyms | Bistorta franchetiana V. Petrov; Bistorta griffithii (Hooker f.) Grierson; Bistorta majanthemifolia V. Petrov; Polygonum constans Cummins; Polygonum limprichtii Lingelsheim; Polygonum majanthemifolium (V. Petrov) Steward; Polygonum marretii H. Léveillé; Polygonum suffultum Maximowicz |
| Common name | (Japanese common name) kurin-yuki-hude (クリンユキフデ, 九輪雪筆 [meaning: nine-wheels snow white brush]) |
| (English common name) none | |
| Distribution | (Japan) Honshu, Shikoku |
| (Other nations) Korea, China | |
| Habitat | Mountane forest |
| Chromosomal number | unknown |
| Description | Plants electing 15-35cm tall. Leaves 4-10cm long. Flowers white inflorescence 1-3cm long, white perianths 3-4mm long, flowering in May to July. Perrenial plants. |
| Reference | Bistorta suffulta (Maxim.) Greene ex H. Gross |
| Polygonum suffultum Maximowicz |
| April 2008 at Tsukuba Botanical Garden |
April 2006 at Tsukuba Botanical Garden |
April 2006 at Tsukuba Botanical Garden |
| June 2009 at Karuizawa Botanical Garden |
June 2009 at Karuizawa Botanical Garden |
June 2009 at Karuizawa Botanical Garden |
| June 2009 at Karuizawa Botanical Garden |