Perfoliate Pondweed - Potamogeton perfoliatus
All leaves submerged, dark green, oval to rounded, clasping the stem with heart shaped bases, minutely toothed at least when young.
Rivers, canals, reservoirs - less frequently in ponds.
June to September.
Perennial.
Widespread and fairly frequent in Britain.
Locally fairly frequent in Leicestershire and Rutland. In the 1979 Flora survey of Leicestershire it was found in 50 of the 617 tetrads.
Geoffrey Hall
Leicester, Grand Union Canal
11 June 2009
Inflorescence
Geoffrey Hall
Leicester, Grand Union Canal
11 June 2009
Leaf arrangement
Geoffrey Hall
Leicester, Grand Union Canal
11 June 2009
Vegetative
Geoffrey Hall
Leicester, Grand Union Canal
11 June 2009
Habit
Leicestershire & Rutland Map
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Species profile
- Common names
- Perfoliate Pondweed
- Species group:
- Wildflowers
- Kingdom:
- Plantae
- Order:
- Alismatales
- Family:
- Potamogetonaceae
- Records on NatureSpot:
- 4
- First record:
- 11/06/2009 (Hall, Geoffrey)
- Last record:
- 01/08/2024 (Timms, Sue)
Total records by month
% of records within its species group
10km squares with records
The latest images and records displayed below include those awaiting verification checks so we cannot guarantee that every identification is correct. Once accepted, the record displays a green tick.
In the Latest Records section, click on the header to sort A-Z, and again to sort Z-A. Use the header boxes to filter the list.
Latest images
Latest records
sue
R Sence, Bilstone, upstream of Temple Mill
01 August 2024
sue
R Sence, Bilstone, upstream of Temple Mill
01 August 2024
sue
R Sence, Bilstone, upstream of Temple Mill
01 August 2024
