| Carex filifolia Nutt. | |
| Publ. & Syn. | Wahlenb., Kongl. Vetensk. Acad. Nya Handl. 24: 140 (1803). Lectotype (UPS THUNB-21875): Finland or Norway: "in lateribus radicibusque irrigius montium per Lapponiam Enontekensem et Nordlandiam Norwegicam septentrionalem", leg. G. Wahlenberg (Moberg and Nilsson 1991: 289). |
| Notes | Carex filifolia reaches the Borderline Arctic in northern Alaska and the Arctic in northwestern Canada (Cook and Roland 2002). The non-arctic var. erostrata Kük. occurs in western U.S.A. |
| Chromosomes | 50. - Canada (Manitoba). - Löve and Löve (1981d). |
| Geography | American Pacific - Cordilleran: (ALA) CAN. |
| Distribution | N = F AN = b E = R CC = r [ key ] |
| Parent taxon | Carex L. |
| PAF ID | 3309131 |