landgirl's picture

Bistort?

Observed: 12th August 2013 By: landgirllandgirl’s reputation in Plantslandgirl’s reputation in Plantslandgirl’s reputation in Plantslandgirl’s reputation in Plantslandgirl’s reputation in Plants
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Description:

Growing in water at the edge of a lake, among other wild plants.

Identifications
Species interactions

No interactions present.

Species with which Amphibious Bistort (Persicaria amphibia) interacts

Comments

Ambroise's picture

This species can have two

This species can have two types of leaves, either like here on the picture or those you describe, floating. The distinctive feature of the terrestrial leaves (as in this picture) are the adpressed hairs.

ophrys's picture

Terrestrial

The normal aquatic plant and the terrestrial form are quite different in appearance, but are the same species. I did have a good online reference for this, but can't find it...sorry!

Ian
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