510:
46:
33:
505:
is a dense spike, often nodding. The perianth of each tiny pink flower consists of four or five lobes, fused near the base. There are six stamens, two partially fused carpels and two styles. The fruit is a rounded, flattened nut. This plant flowers from July to
September in northern temperate
500:
is an annual herb with erect reddish stems with swollen joints, growing to a height of 20 to 80 cm (8 to 31 in). The leaves are alternate with short stalks, often densely hairy underneath. The leaf blades often have a dark-coloured blotch in the centre and are lanceolate or narrowly
533:. Many varietal and sub-specific names have been coined, as the plant is morphologically variable. The species is found growing on the sea shore and in disturbed ground such as arable land, gardens, waste ground, rubbish tips and road verges.
501:
elliptical and have entire margins. Each leaf base has stipules which are fused into a stem-enclosing sheath that is loose and fringed with few if any hairs at the upper end. The
1418:
998:
463:. It is considered to be native throughout most of the world, from arctic to tropical realms, except South America and Southern Africa. It is closely related to
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1060:
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897:
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made up of a great many varying forms, sometimes considered varieties. The environment also has a strong influence on the
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1623:
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486:
1603:
629:
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and as such is considered a weed in
Britain and Europe. Other common names for the plant include
447:
179:
40:
1557:
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1003:
745:
1135:
871:
1140:
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746:
photo of herbarium specimen at
Missouri Botanical Garden, collected in Missouri in 1890
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1024:
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1580:
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876:
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603:"Persicaria lapathifolia (L.) Delarbre | Plants of the World Online | Kew Science"
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1519:
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1073:
853:
778:
96:
1127:
938:
1361:
1086:
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661:(Linnaeus) Gray, 1821. Pale smartweed , renouée à feuilles de patience
1387:
977:
990:
755:
1410:
889:
578:
508:
57:
759:
432:
plus many more names at level of subspecies, variety, or form
712:
includes numerous photos plus
European distribution map
1269:
768:
751:Calphotos Photo gallery, University of California
8:
624:
622:
756:
31:
20:
513:pale persicaria (Persicaria lapathifolia)
575:Botanical Society of Britain and Ireland
542:
194:
652:
650:
7:
1548:41f458d8-09d6-4a1b-b2cb-af53fbcc37e8
1473:34c66f5e-6f6c-458b-b3d6-af9b78b8198c
1236:192a313a-3c85-47b5-83b2-c1b965450968
1102:453d7348-354f-4f03-aaf6-6e79ba45a5cb
525:is found in many parts of both the
1187:urn:lsid:ipni.org:names:77069480-1
14:
1512:urn:lsid:ipni.org:names:695964-1
44:
1:
722:Atlas of Living Australia,
459:, is a plant of the family
1644:Taxa named by Carl Linnaeus
706:Altervista Flora Italiana,
1660:
607:Plants of the World Online
329:Polygonum andrzejowskianum
1614:Flora of Southern America
1609:Flora of Northern America
185:
178:
155:
148:
41:Scientific classification
39:
30:
23:
1639:Plants described in 1753
726:(L.) Gray, Pale Knotweed
657:Flora of North America,
518:Distribution and habitat
489:of an individual plant.
281:Persicaria saporoviensis
1323:Polygonum_lapathifolium
1271:Polygonum lapathifolium
1151:Persicaria_lapathifolia
1079:Persicaria~lapathifolia
800:Persicaria lapathifolia
770:Persicaria lapathifolia
724:Persicaria lapathifolia
708:Persicaria lapathifolia
689:Polygonum lapathifolium
674:Persicaria lapathifolia
659:Persicaria lapathifolia
632:Persicaria lapathifolia
552:Persicaria lapathifolia
523:Persicaria lapathifolia
498:Persicaria lapathifolia
452:Polygonum lapathifolium
443:Persicaria lapathifolia
396:Andrz. 1862 not L. 1759
233:Discolenta lapathifolia
205:Persicaria lapathifolia
197:Polygonum lapathifolium
159:Persicaria lapathifolia
25:Persicaria lapathifolia
514:
401:Polygonum saporoviense
249:Persicaria brittingeri
512:
425:Polygonum utriculatum
393:Polygonum paniculatum
337:Polygonum brittingeri
417:Polygonum tomentosum
361:Polygonum incarnatum
141:P. lapathifolia
672:Flora of Pakistan,
466:Persicaria maculosa
345:Polygonum hypanicum
273:Persicaria oneillii
268:(Sutulov) Nenukow
265:Persicaria linicola
257:Persicaria hypanica
1624:Flora of Australia
630:"Pale persicaria:
515:
385:Polygonum pallidum
369:Polygonum linicola
1591:
1590:
1136:Open Tree of Life
762:Taxon identifiers
691:Linnaeus, 1753.
475:curlytop knotweed
439:
438:
429:
421:
413:
409:Polygonum scabrum
405:
397:
389:
381:
377:Polygonum nodosum
373:
365:
357:
353:Polygonum incanum
349:
341:
333:
325:
321:Pogalis tomentosa
317:
309:
301:
293:
292:(Moench) Moldenke
289:Persicaria scabra
285:
277:
269:
261:
253:
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241:Discolenta scabra
237:
229:
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217:Dioctis maculatum
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1053:NHMSYS0000461604
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687:Flora of China,
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644:
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599:
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577:. Archived from
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550:The Plant List,
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284:(Klokov) Tzvelev
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260:(Klokov) Tzvelev
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35:
21:
16:Species of plant
1659:
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1634:Flora of Europe
1629:Flora of Africa
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1481:Observation.org
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1037:MichiganFlora:
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676:(L.) S. F. Gray
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483:species complex
457:pale persicaria
435:
313:Peutalis scabra
305:Peutalis nodosa
297:Peutalis incana
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144:
43:
17:
12:
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5:
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1581:wfo-0000490033
1572:
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1259:wfo-0000488400
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735:External links
733:
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567:BSBI List 2007
557:
554:(L.) Delarbre
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494:
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471:pale smartweed
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1619:Flora of Asia
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741:Jepson eFlora
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584:on 2015-06-26
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503:inflorescence
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673:
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638:. Retrieved
636:. NatureGate
631:
610:. Retrieved
606:
597:
586:. Retrieved
579:the original
566:
560:
551:
545:
522:
521:
497:
496:
478:
474:
470:
464:
461:Polygonaceae
456:
455:), known as
451:
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308:(Pers.) Raf.
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117:Polygonaceae
90:
77:
64:
24:
18:
1458:NatureServe
1383:iNaturalist
1174:kew-2572508
973:iNaturalist
794:Wikispecies
493:Description
479:willow weed
356:F.W.Schmidt
84:Angiosperms
1604:Persicaria
1598:Categories
1555:WisFlora:
1243:WisFlora:
1169:Plant List
991:77069480-1
861:Calflora:
640:2013-12-30
612:2024-07-29
588:2014-10-17
537:References
487:morphology
481:. It is a
128:Persicaria
1349:200006724
1286:Q11087064
1213:100349015
929:242100098
911:FloraBase
710:(L.) Gray
531:New World
527:Old World
506:regions.
135:Species:
54:Kingdom:
1543:VicFlora
1532:VASCAN:
1525:26000864
1520:Tropicos
1463:2.156830
1424:10718220
1411:695964-1
1318:eFloraSA
1280:Wikidata
1231:VicFlora
1220:VASCAN:
1208:Tropicos
1148:PalDat:
1074:NSWFlora
1004:11214510
851:BioLib:
779:Wikidata
695:ma liao
276:Brenckle
210:S.F.Gray
190:Synonymy
180:Synonyms
171:Delarbre
113:Family:
97:Eudicots
1362:5334407
1141:1006197
1087:NTFlora
952:2889262
785:Q159076
420:Schrank
372:Sutulov
364:Elliott
200:L. 1753
123:Genus:
103:Order:
58:Plantae
1494:PLANTS
1486:152718
1470:NZOR:
1375:316796
1336:177747
1310:110145
1297:115970
1294:APDB:
1200:2224-5
1099:NZOR:
1066:430754
1030:164411
1017:518735
965:409765
939:PERLAP
936:FoIO:
903:177644
831:116005
828:APDB:
808:AoFP:
477:, and
412:Moench
404:Klokov
348:Klokov
332:Klokov
1565:WoI:
1535:19102
1499:POLA4
1450:20860
1437:42689
1419:IRMNG
1398:57340
1395:IPA:
1388:62354
1331:EUNIS
1246:13194
1195:SANBI
1158:PFI:
1110:NZPCN
999:IRMNG
978:63886
916:16984
898:EUNIS
890:POLLA
877:4F9TP
864:11010
854:38801
844:93295
818:APA:
582:(xls)
571:(xls)
388:With.
380:Pers.
208:(L.)
91:Clade
78:Clade
65:Clade
1568:1541
1558:4585
1507:POWO
1445:ITIS
1406:IPNI
1370:GRIN
1357:GBIF
1305:APNI
1223:8147
1182:POWO
1128:7155
1115:3071
1092:4949
1061:NCBI
1040:2284
1025:IUCN
1012:ITIS
986:IPNI
960:GRIN
947:GBIF
885:EPPO
839:APNI
821:2930
811:1417
529:and
448:syn.
428:Remy
340:Opiz
324:Raf.
316:Raf.
300:Raf.
252:Opiz
244:Raf.
236:Raf.
228:Raf.
220:Raf.
212:1821
173:1800
1576:WFO
1432:ISC
1344:FoC
1254:WFO
1161:373
1048:NBN
924:FNA
872:CoL
1600::
1578::
1545::
1522::
1509::
1496::
1483::
1460::
1447::
1434::
1421::
1408::
1385::
1372::
1359::
1346::
1333::
1320::
1307::
1282::
1256::
1233::
1210::
1197::
1184::
1171::
1138::
1125::
1112::
1089::
1076::
1063::
1050::
1027::
1014::
1001::
988::
975::
962::
949::
926::
913::
900::
887::
874::
841::
796::
781::
693:马蓼
649:^
621:^
605:.
573:.
473:,
169:)
167:L.
93::
80::
67::
643:.
634:"
615:.
591:.
446:(
165:(
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