Photo: Polygonum lapathifolium 1.

Gallery: 
Botanical name: 
Photo: Polygonum lapathifolium 1.

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