Aconogonon x fennicum
Alpine Bistort
Amphibious Bistort
Bistort, Snake-root
Black Bindweed
Broad-Leaved Dock
Buckwheat
Clustered Dock
Common Sorrel
Common Sorrel
Copse Bindweed
Curled Dock
French Sorrel
Giant Knotweed
Golden Dock
Green Buckwheat
Green Sorrel
Japanese Knotweed
Knotgrass
Knotweed
Marsh Dock
Mountain Sorrel
Northern Dock
Pale Persicaria
Persicaria lapathifolia ssp. lapathifolia
Polygonum aviculare ssp. microspermum
Polygonum aviculare ssp. neglectum
Polygonum aviculare ssp. rurivagum
Polygonum cuspidatum
Polygonum filiforme
Polygonum raii ssp. norvegicum
Polygonum raii ssp. raii
Polygonum scoparium
Rays Knotgrass
Redshank
Rheum kialense
Rheum officinale
Rheum rhabarbarum
Rheum rhaponticum
Rumex acetosa var. hydrophilus
Rumex bryhnii
Rumex patientia ssp. patientia
Rumex thyrsiflorus
Russian Vine
Scottish Dock
Sheep´S Sorrel
Small Water-Pepper
Water Dock
Water-Pepper
Wood Dock