Potamogeton alpinus

Tracheophyta MagnoliopsidaPotamogetonaceaePotamogetonPotamogeton alpinus


A rhizomatous perennial of still or slow-flowing water in lakes, rivers, canals, ditches and flooded mineral workings. P. alpinus is often found in sites where silt accumulates, such as lake inflows or backwaters in rivers. It characteristically grows in mesotrophic, often neutral or mildly acidic water. 0-945 m (Meall nan Tarmachan, Mid Perth).



World Distribution

Circumpolar Boreal-montane element.

Broad Habitats

Standing water and canals

Light (Ellenberg): 7

Moisture (Ellenberg): 12

Reaction (Ellenberg): 6

Nitrogen (Ellenberg): 5

Salt Tolerance (Ellenberg): 1

January Mean Temperature (Celsius): 3.1

July Mean Temperature (Celsius): 14.1

Annual Precipitation (mm): 1188

Length: 280

Perennation - primary


Life Form - primary

Perennial hydrophyte (perennial water plant)



Clonality - primary

Irregularly fragmenting (mainly water plants)

Clonality - secondary

Detaching ramets above ground (often axillary)

Count of 10km squares in Great Britain: 537

Count of 10km squares in Ireland: 142

Count of 10km squares in the Channel Isles: 1

Atlas Change Index: 0.3

JNCC Designations