| Valeriana septentrionalis Rydb. | |
| Publ. & Syn. | Rydb., Cat. Fl. Montana: 376 (1900). - Nomen novum for Valeriana sylvatica Sol. in Franklin, Narr. Journey Polar Sea (Bot. App.): 730 (1823), non F.W. Schmidt, Fl. Boëm. Cent. 2: 2 (1793). Described from Clearwater River in northern Alberta (Canada). - Valeriana dioica L. subsp. sylvatica (Sol.) F.G. Mey., Ann. Missouri Bot. Gard. 38: 417 (1951). |
| Notes | The American Valeriana septentrionalis and the European V. dioica L., Sp. Pl.: 31 (1753), are morphologically distinct vicariants. The European plant is mainly temperate, whereas the American one reaches the Arctic. |
| Chromosomes | 16 (2x, x = 8). - Canada, U.S.A. - At least four reports. |
| Geography | North American: CAN. |
| Distribution | N = F E = R HL = s [ key ] |
| Parent taxon | Valeriana L. |
| PAF ID | 900102 |