Panarctic Flora

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864615 The Hieracium nigrescens aggregate

Distribution

Northern Iceland: Scattered
Northern Fennoscandia: Scattered
Kanin - Pechora: Scattered
Polar Ural - Novaya Zemlya: Rare
Yamal - Gydan: Rare
Eastern Greenland: Rare
Southern Arcti Tundra: Rare
Shrub Tundra: Scattered
Bordering boreal or alpine areas: Frequent

2n= (1) 27 (3x). - Russia (N). - Lavrenko et al. (1988, 1989).
(2) 36 (4x). - Russia (N). - Lavrenko et al. (1990).

Geography: Amphi-Atlantic - European (N) - Asian (NW): ICE NOR RUS SIB GRL.

Notes: This is the largest complex of Hieracium in arctic Europe and northwestern Siberia, and partly in Greenland. Very many of the described microspecies are extremely local. There are probably more microspecies in the Arctic in Norway than listed below.

Higher Taxa