Photo: Polygonum lapathifolium 1.

Botanical name: 

Seedheads. Annala, Helsinki, Finland. Wild. 1999-08-15.

Polygonum lapathifolium L.
Engl.: curlytop knotweed, pale persicaria.
Deu.: Ampfer-Knöterich.
Suom.: ukontatar.
Sven.: pilört, knutig pilört, knutpilört, rödknäa, strandpilört.
Bot. syn.: Persicaria lapathifolia (L.) Gray, Polygonum brittingeri Opiz, Polygonum persicaria auct., Polygonum scabrum Moench, Polygonum tomentosum Schrank

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Photo: Polygonum lapathifolium 1.

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