Panarctic Flora


343001a Dupontia fisheri tetraploid morph "psilosantha")


Kanin - Pechora: Frequent
Svalbard - Franz Joseph Land: Frequent
Polar Ural - Novaya Zemlya: Scattered
Yamal - Gydan: Frequent
Taimyr - Severnaya Zemlya: Rare
Anabar - Onenyo: Rare
Kharaulakh: Frequent
Yana - Kolyma: Scattered
West Chukotka: Scattered
South Chukotka: Scattered
East Chukotka: Scattered
Western Alaska: Frequent
Northern Alaska - Yukon: Frequent
Central Canada: Scattered
Hudson Bay - Labrador: Frequent
Western Greenland: Rare
Eastern Greenland: Rare
Northern arctic Tundra: Scattered
Mid Arctic Tundra: Frequent
Southern Arcti Tundra: Frequent
Shrub Tundra: Frequent
Bordering boreal or alpine areas: Scattered

2n= 42 44 (4x). - Europe (N), Russia (N), Siberia (N), Far East (N), Alaska, Canada, Greenland. - Numerous reports and very numerous counts of both numbers, mainly for "psilosantha", sometimes for "fisheri". Tetraploid in FCM (Brysting et al. 2004, numerous localities).

Geography: Circumpolar: NOR RUS SIB RFE ALA CAN GRL.

Notes: In northwestern Europe, Dupontia fisheri morph "psilosantha" is found in Spitsbergen and Bear Island.

Higher Taxa