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Opposite-leaved Pondweed

Groenlandia densa

Please keep in mind that it is illegal to uproot a plant without the landowner's consent and care should be taken at all times not to damage wild plants. Wild plants should never be picked for pleasure and some plants are protected by law.
For more information please download the BSBI Code of Conduct PDF document.

Plant Data

Flowering Months:
JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC
Order:
Alismatales
Family:
Potamogetonaceae (Pondweed)
Type:
Flower
Life Cycle:
Perennial
Maximum Size:
90 centimetres tall
Habitats:
Ditches, ponds, water.

Flower:
֍
Green, 4 petals
 
A short flower spike.
Fruit:
Roundish fruit with a hooked beak, up to 3mm long.
Leaves:
Opposite or whorled, undivided leaves. Wavy, toothed, narrowly oblong leaves. Opposite-leaved Pondweed is similar in appearance to Curled Pondweed (Potamogeton crispus) but Opposite-leaved Pondweed has shorter, wavy leaves. Perennial.
Frequency (UK):
Unusual  
Similar Species:
Distribution Map

Reproduced by kind permission of the BSBI.

Click to open an Interactive Map