| Family | Adoxaceae (also placed in Caprifoliaceae) |
| Scientific name | Viburnum opulus L. var. sargentii (Koehne) Takeda |
| Synonyms | Viburnum lobatum Lamarck; Viburnum opulus L. subsp. calvescens (Rehder) Sugimoto; Viburnum opulus L. var. calvescens (Rehder) H. Hara; Viburnum opulus L. var. calvescens (Rehder) H. Hara forma puberulum (Komarov) Sugimoto; Viburnum opulus L. var. pubinerve Makino; Viburnum pubinerve Blume ex Miquel; Viburnum pubinerve Blume ex Miquel forma calvescens (Rehder) Rehder; Viburnum pubinerve Blume ex Miquel forma puberulum (Komarov) Nakai; Viburnum sargentii Koehne; Viburnum sargentii Koehne forma calvescens (Rehder) Rehder; Viburnum sargentii Koehne forma glabra Komarov; Viburnum sargentii Koehne forma puberulum Komarov; Viburnum sargentii Koehne var. calvescens Rehder; Viburnum sargentii Koehne var. intermedium (Nakai) Kitagawa; Viburnum sargentii Koehne var. puberulum (Komarov) Kitagawa |
| Common name | (Japanese common name) kan-boku (カンボク, 肝木 [meaning: liver medicine tree]) |
| (English common name) none | |
| Distribution | (Japan) Hokkaido, Honshu (mainly in Tohoku region) |
| (Other nations) Russia, Korea, China, Mongolia | |
| Habitat | Mountane of subalpine forest. |
| Chromosomal number | 2n=18 |
| Description | Plants 2-7m tall. Leaves 5-11cm long. Flowers white inflorescences ca. 10cm across, flowering in May to July. Fruits red 7-9mm across. Deciduous. Subarbor trees. |
| Reference | Viburnum opulus L. var. sargentii (Koehne) Takeda |
| Viburnum opulus var. sargentii (Koehne) Takeda | |
| Agent for hair growth (European Patent Application EP20060780703) |
| June 2009 at Karuizawa 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 |
June 2009 at Karuizawa Botanical Garden |
| June 2009 at Karuizawa Botanical Garden |