Species
Persicaria lapathifolia (Pale smartweed)
Persicaria lapathifolia. Photo: (c) Sandy Wolkenberg, some rights reserved (CC BY)
Persicaria lapathifolia (syn. Polygonum lapathifolium), known as pale persicaria, is a plant of the family Polygonaceae. It is closely related to Persicaria maculosa and as such is considered a weed in Britain and Europe. Other common names for the plant include pale smartweed, curlytop knotweed, and willow weed. It is a species complex made up of a great many varying forms, sometimes considered varieties. The environment also has a strong influence on the morphology of an…
Sightings
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