800604 Hippuris tetraphylla L. f.
Distribution
Northern Iceland: Rare
Northern Fennoscandia: Rare
Kanin - Pechora: Present (Frequency unknown)
Polar Ural - Novaya Zemlya: Present (Frequency unknown)
Yamal - Gydan: Present (Frequency unknown)
Taimyr - Severnaya Zemlya: Present (Frequency unknown)
Kharaulakh: Present (Frequency unknown)
West Chukotka: Rare
South Chukotka: Scattered
East Chukotka: Rare
Western Alaska: Scattered
Northern Alaska - Yukon: Rare
Central Canada: Rare
Hudson Bay - Labrador: Rare
Southern Arcti Tundra: Scattered
Shrub Tundra: Frequent
Bordering boreal or alpine areas: Frequent
- L. f., Suppl. Pl.: 81 (1782). Described from the northern Baltic Sea (Sweden and Finland).
2n=
32 (4x). - Europe (N), Far East (N), Canada. - Several reports but many of these may belong to H. lanceolata.
Geography: North American (NE) - amphi-Atlantic - European (N) & amphi-Pacific/Beringian: ICE RUS SIB RFE ALA CAN.
Notes: Hippuris tetraphylla approaches but does not reach the Arctic in Norway. The frequencies are uncertain for the Russian regions due to confusion with H. lanceolata.
Higher Taxa
- Hippuris [8006,genus]