Pollinator plant

pale smartweed

Persicaria lapathifolia

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Common names

62 names · 36 languages
EnglishYour language
+6 more namesShow fewer names
Other languages (35)
Dutch
  • Beklierde duizendknoop[1][2]
French
  • renouée à feuilles de patience[1][2]
Afrikaans
  • Viltige Duisendknoop[2]
Arabic
  • بطباط أبيض[2]
  • عشب الصفصاف الشائع[2]
Chinese (Simplified)
  • 早苗蓼[2]
  • 酸模叶蓼[2]
  • 酸模叶蓼（原变种）[2]
+1 more nameShow fewer names
Chinese (Traditional)
Croatian
  • Kiseličasti dvornik[2]
  • Uzlati dvornik[2]
  • Veliki lisac[2]
Czech
  • rdesno blešník[2]
  • rdesno blešník pravé[2]
Danish
  • Knudet pileurt[2]
Estonian
  • kahar kirburohi[2]
  • kahar kirbutatar[2]
Faroese
  • loðin bløðkuurt[2]
Finnish
  • rantaukontatar[2]
  • ukontatar[2]
Galician
  • Pexegueira[2]
German
  • Ampfer-Knöterich[1][2]
  • Gewöhnlicher Ampfer-Knöterich[1][2]
Hebrew
  • בת-ארכובית הכתמים[2]
Hungarian
  • Lapulevelű keserűfű[2]
Italian
Japanese
  • オオイヌタデ[2]
  • オオイヌタデ(広義)[2]
Korean
Latvian
  • Skābeņlapu sūrene[2]
Lithuanian
  • Trumpamakštis rūgtis[2]
Mongolian
  • Хурганчих тарнагана[2]
Nahuatl
Norwegian
  • kjertelhønsegras[2]
Polish
  • Rdest szczawiolistny[2]
Portuguese
Russian
  • Горец развесистый[2]
Slovak
  • horčiak štiavolistý[2]
  • horčiak štiavolistý pravý[2]
Slovenian
  • ščavjelistna dresen[2]
Sotho
  • khamane-ea-noka[2]
  • tolo-la-khongoana[2]
Spanish
Swedish
Turkish
Ukrainian
  • Гірчак шорсткий[2]
Zulu
  • umancibikela[2]
  • umancibilika[2]
Sources & name notes (2)

Names recorded in our plant catalogue and botanical sources, grouped by language. Usage can vary by region.

Catalogue language labels are reviewed separately from botanical source records.

Numbered references identify names recorded by an external source. Other names are from our plant catalogue.

[1] Persicaria lapathifolia — iNaturalist taxon names ↗

Community-curated iNaturalist taxonomy. This is a common-name attestation, not an independent botanical determination.

Source records
  • Curlytop Knotweed — results[0].names[4]; taxon id 63886; Persicaria lapathifolia.
  • Ampfer-Knöterich — results[0].names[17]; taxon id 63886; Persicaria lapathifolia.
  • Gewöhnlicher Ampfer-Knöterich — results[0].names[56]; taxon id 63886; Persicaria lapathifolia.
  • Dockweed Smartweed — results[0].names[5]; taxon id 63886; Persicaria lapathifolia.
  • Pale knotweed — results[0].names[22]; taxon id 63886; Persicaria lapathifolia.
  • Pale Persicaria — results[0].names[8]; taxon id 63886; Persicaria lapathifolia.
  • pale smartweed — results[0].names[3]; taxon id 63886; Persicaria lapathifolia.
  • Pale Willow Weed — results[0].names[7]; taxon id 63886; Persicaria lapathifolia.
  • Spotted Knotweed — results[0].names[30]; taxon id 63886; Persicaria lapathifolia.
  • White Smartweed — results[0].names[10]; taxon id 63886; Persicaria lapathifolia.
  • Willow Weed — results[0].names[15]; taxon id 63886; Persicaria lapathifolia.
  • Chilillo blanco — results[0].names[1]; taxon id 63886; Persicaria lapathifolia.
  • renouée à feuilles de patience — results[0].names[9]; taxon id 63886; Persicaria lapathifolia.
  • Poligono nodoso — results[0].names[25]; taxon id 63886; Persicaria lapathifolia.
  • Beklierde duizendknoop — results[0].names[20]; taxon id 63886; Persicaria lapathifolia.
  • Erva-pessegueira — results[0].names[40]; taxon id 63886; Persicaria lapathifolia.
[2] Persicaria lapathifolia — iNaturalist taxon names ↗

Community-curated iNaturalist taxonomy; common-name attestation, not an independent botanical determination.

Source records
  • Curlytop Knotweed — results[8].names[4]; taxon id 63886; Persicaria lapathifolia.
  • Ampfer-Knöterich — results[8].names[17]; taxon id 63886; Persicaria lapathifolia.
  • Gewöhnlicher Ampfer-Knöterich — results[8].names[56]; taxon id 63886; Persicaria lapathifolia.
  • Dockweed Smartweed — results[8].names[5]; taxon id 63886; Persicaria lapathifolia.
  • Pale knotweed — results[8].names[22]; taxon id 63886; Persicaria lapathifolia.
  • Pale Persicaria — results[8].names[8]; taxon id 63886; Persicaria lapathifolia.
  • pale smartweed — results[8].names[3]; taxon id 63886; Persicaria lapathifolia.
  • Pale Willow Weed — results[8].names[7]; taxon id 63886; Persicaria lapathifolia.
  • Spotted Knotweed — results[8].names[30]; taxon id 63886; Persicaria lapathifolia.
  • White Smartweed — results[8].names[10]; taxon id 63886; Persicaria lapathifolia.
  • Willow Weed — results[8].names[15]; taxon id 63886; Persicaria lapathifolia.
  • Chilillo blanco — results[8].names[1]; taxon id 63886; Persicaria lapathifolia.
  • renouée à feuilles de patience — results[8].names[9]; taxon id 63886; Persicaria lapathifolia.
  • Poligono nodoso — results[8].names[25]; taxon id 63886; Persicaria lapathifolia.
  • Beklierde duizendknoop — results[8].names[20]; taxon id 63886; Persicaria lapathifolia.
  • Erva-pessegueira — results[8].names[40]; taxon id 63886; Persicaria lapathifolia.
  • a-chili — results[8].names[2]; taxon id 63886; Persicaria lapathifolia.
  • 酸模葉蓼 — results[8].names[11]; taxon id 63886; Persicaria lapathifolia.
  • 大馬蓼 — results[8].names[12]; taxon id 63886; Persicaria lapathifolia.
  • בת-ארכובית הכתמים — results[8].names[13]; taxon id 63886; Persicaria lapathifolia.
  • 흰여뀌 — results[8].names[14]; taxon id 63886; Persicaria lapathifolia.
  • ukontatar — results[8].names[16]; taxon id 63886; Persicaria lapathifolia.
  • 早苗蓼 — results[8].names[18]; taxon id 63886; Persicaria lapathifolia.
  • rdesno blešník — results[8].names[19]; taxon id 63886; Persicaria lapathifolia.
  • Горец развесистый — results[8].names[21]; taxon id 63886; Persicaria lapathifolia.
  • kjertelhønsegras — results[8].names[23]; taxon id 63886; Persicaria lapathifolia.
  • Knudet pileurt — results[8].names[24]; taxon id 63886; Persicaria lapathifolia.
  • Rdest szczawiolistny — results[8].names[26]; taxon id 63886; Persicaria lapathifolia.
  • Trumpamakštis rūgtis — results[8].names[27]; taxon id 63886; Persicaria lapathifolia.
  • بطباط أبيض — results[8].names[28]; taxon id 63886; Persicaria lapathifolia.
  • عشب الصفصاف الشائع — results[8].names[29]; taxon id 63886; Persicaria lapathifolia.
  • 酸模叶蓼 — results[8].names[31]; taxon id 63886; Persicaria lapathifolia.
  • kahar kirbutatar — results[8].names[32]; taxon id 63886; Persicaria lapathifolia.
  • kahar kirburohi — results[8].names[33]; taxon id 63886; Persicaria lapathifolia.
  • オオイヌタデ(広義) — results[8].names[34]; taxon id 63886; Persicaria lapathifolia.
  • pilört — results[8].names[35]; taxon id 63886; Persicaria lapathifolia.
  • 早苗蓼 — results[8].names[36]; taxon id 63886; Persicaria lapathifolia.
  • Хурганчих тарнагана — results[8].names[37]; taxon id 63886; Persicaria lapathifolia.
  • flodpilört — results[8].names[38]; taxon id 63886; Persicaria lapathifolia.
  • ščavjelistna dresen — results[8].names[39]; taxon id 63886; Persicaria lapathifolia.
  • loðin bløðkuurt — results[8].names[41]; taxon id 63886; Persicaria lapathifolia.
  • Viltige Duisendknoop — results[8].names[42]; taxon id 63886; Persicaria lapathifolia.
  • khamane-ea-noka — results[8].names[43]; taxon id 63886; Persicaria lapathifolia.
  • tolo-la-khongoana — results[8].names[44]; taxon id 63886; Persicaria lapathifolia.
  • umancibikela — results[8].names[45]; taxon id 63886; Persicaria lapathifolia.
  • umancibilika — results[8].names[46]; taxon id 63886; Persicaria lapathifolia.
  • Гірчак шорсткий — results[8].names[47]; taxon id 63886; Persicaria lapathifolia.
  • Skābeņlapu sūrene — results[8].names[48]; taxon id 63886; Persicaria lapathifolia.
  • Lapulevelű keserűfű — results[8].names[49]; taxon id 63886; Persicaria lapathifolia.
  • 马蓼 — results[8].names[50]; taxon id 63886; Persicaria lapathifolia.
  • Pexegueira — results[8].names[51]; taxon id 63886; Persicaria lapathifolia.
  • Kiseličasti dvornik — results[8].names[52]; taxon id 63886; Persicaria lapathifolia.
  • Uzlati dvornik — results[8].names[53]; taxon id 63886; Persicaria lapathifolia.
  • Veliki lisac — results[8].names[54]; taxon id 63886; Persicaria lapathifolia.
  • horčiak štiavolistý — results[8].names[55]; taxon id 63886; Persicaria lapathifolia.
  • strandpilört — results[8].names[57]; taxon id 63886; Persicaria lapathifolia.
  • rdesno blešník pravé — results[8].names[58]; taxon id 63886; Persicaria lapathifolia.
  • オオイヌタデ — results[8].names[59]; taxon id 63886; Persicaria lapathifolia.
  • rantaukontatar — results[8].names[60]; taxon id 63886; Persicaria lapathifolia.
  • 酸模叶蓼（原变种） — results[8].names[61]; taxon id 63886; Persicaria lapathifolia.
  • horčiak štiavolistý pravý — results[8].names[62]; taxon id 63886; Persicaria lapathifolia.
  • Tirşon — results[8].names[63]; taxon id 63886; Persicaria lapathifolia.
Plant references

Source-backed information

Published observations for this plant. Each reference supports the information beside it.

Taxonomy
Persicaria lapathifolia is an accepted species in Catalogue of Life.

Taxonomic treatment in the August 2026 release; the catalogue record name is preserved.

Sources [1]
Botanical family
Polygonaceae

Family in the cited taxonomic treatment.

Sources [1]
Catalogue ratings

Who this plant supports

Honey bees

Low suitability
Nectar value Low
Pollen value Low
Plant profile

About this plant

Curlytop Knotweed (Persicaria lapathifolia) is a herbaceous plant. It flowers from June to October.

Sources and references

References for the information marked with source numbers on this page.

Sources checked
  1. Catalogue of Life Persicaria lapathifolia — Catalogue of Life COL26.8

    COL26.8 (2026-08-20). Contributing checklist: Synonymic Checklists of the Vascular Plants of the World. This is taxonomic evidence, not an independent ecological study.

    Supports: TaxonomyBotanical family
    Relevant sections
    • Taxonomy: NameUsage.tsv line 887471; ID 4F9TP; rank species; status accepted
    • Botanical family: NameUsage.tsv line 887471; ID 4F9TP; rank species; status accepted

    Source checked on .

    Source data licence: CC BY 4.0.