090401 Gymnocarpium dryopteris (L.) Newman
Distribution
Northern Iceland: Frequent
Northern Fennoscandia: Scattered
Kanin - Pechora: Rare
Yamal - Gydan: Rare
Taimyr - Severnaya Zemlya: Rare
East Chukotka: Rare
Western Alaska: Scattered
Northern Alaska - Yukon: Rare
Hudson Bay - Labrador: Rare
Western Greenland: Scattered
Eastern Greenland: Scattered
Southern Arcti Tundra: Rare
Shrub Tundra: Frequent
Bordering boreal or alpine areas: Frequent
- Newman, Phytologist 4: 371 (1851). - Polypodium dryopteris L., Sp. Pl.: 1093 (1753). Lectotype (UPS): Europe. Herb. Burser XX:32 (McNeill and Pryer 1985: 142). - Dryopteris linnaeana C. Chr., Index Filic.: 275 (1905). Nomen novum for Polypodium dryopteris.
2n=
160 (4x). - Europe, Canada, U.S.A. - Numerous reports.
Geography: Circumboreal-polar: ICE NOR RUS SIB RFE ALA CAN GRL.
Notes: Pryer (1993) considered the circumboreal-polar Gymnocarpium dryopteris an allotetraploid from the North American diploids G. appalachianum Pryer & Haufler and G. disjunctum (Rupr.) Ching.
Danilov (1988b) accepted no records of G. dryopteris from the Arctic in Siberia. However, Tolmachev (1960) reported it from arctic localities in Yamal-Gydan and Taimyr.
Higher Taxa
- Gymnocarpium [0904,genus]