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Enriched botanical record

Persicaria hydropiper

Persicaria hydropiper (L.) Delarbre

Also indexed aswater peppermarshpepper smartweedBidende pileurtMarshpepper KnotweedMarshpepper knotweed (EN)Pfeffer-KnöterichRenouée Poivre d'eauWasserpfeffer
FamilyPolygonaceae
GenusPersicaria
Use categories3
Linked notes0
Poison use is recorded for this taxon.This is a classification flag, not a dosage guide. Do not infer safe use from any documented-use label.

Botanical identity

This taxon is documented in the World Checklist of Useful Plant Species with a reported medicinal use. The record establishes a use report and botanical index entry, not clinical effectiveness or individual safety.

KingdomPlantae
Phylum / divisionTracheophyta
ClassMagnoliopsida
OrderCaryophyllales
FamilyPolygonaceae
GenusPersicaria
Scientific name with authorshipPersicaria hydropiper (L.) Delarbre

Indexed scientific synonyms

Persicaria acris Gilib.Persicaria acris GrayPersicaria erectominor var. koreensis (Nakai) I.ItoPersicaria erectominus var. koreensis (Nakai) ItoPersicaria fastigiatoramosa (Makino) NakaiPersicaria fastigiatoramosa var. angustissima (Makino) NemotoPersicaria hydropiper (L.) DelarbrePersicaria hydropiper (L.) H.Gross, 1913Persicaria hydropiper (L.) OpizPersicaria hydropiper f. angustissima (Makino) ArakiPersicaria hydropiper f. ciliare DominPersicaria hydropiper f. scabrida (H.Hara) HiyamaPersicaria hydropiper f. viridis ArakiPersicaria hydropiper subsp. hispida (Hook.)Persicaria hydropiper subsp. laetivirens (Makino) SojákPersicaria hydropiper subsp. maximowiczii (Reg.) SojákPersicaria hydropiper subsp. microcarpa (Danser) SojákPersicaria hydropiper var. angustifolia (A.Braun) Kitag.Persicaria hydropiper var. densiflora (A.Braun) AkeroydPersicaria hydropiper var. diffusa Kitag.Persicaria hydropiper var. fastigiata (Makino) ArakiPersicaria hydropiper var. filiformis ArakiPersicaria hydropiper var. glandulosissima (Gage) H.B.Naithani & S.BiswasPersicaria hydropiper var. hydropiperPersicaria hydropiper var. longistachya (Y.L.Chang & S.X.Li) Kitag.Persicaria hydropiper var. maximowiczii (Regel) NemotoPersicaria hydropiper var. projecta (Stanford) MoldenkePersicaria hydropiper var. scabrida H.HaraPersicaria hydropiper var. vulgaris (Meisn.) OhkiPersicaria koreana NakaiPersicaria koreana f. viridiflora (Li & Chang) Kitag.Persicaria koreensis (Nakai) NakaiPersicaria koreensis f. viridiflora (S.X.Li & Y.L.Chang) Kitag.Persicaria maximowiczii (Regel) NakaiPersicaria urens GarsaultPersicaria urens MontandonPersicaria vernalis NakaiPeutalis hydropiper (L.) Raf.Polygonum acre Lam.Polygonum chloroleucon Gand.Polygonum ciliare Kit., 1864Polygonum ciliare Kitt.Polygonum escluseanum Sennen, 1927Polygonum fallacinum Gand.Polygonum fastigiatoramosum MakinoPolygonum fastigiatoramosum var. angustissimum (Makino) MakinoPolygonum flaccidum var. hispidum Hook.fil.Polygonum flexuosum Gand.Polygonum glandulosum Poir.Polygonum gracile R.Br.Polygonum gracile Salisb.Polygonum gramineum Meisn.Polygonum hecasanthum SchurPolygonum hidropiper Neck.Polygonum hispidum Buch.-Ham. ex D.DonPolygonum hydopiper var. vulgaris (Meisn.) OhwiPolygonum hydropiper L.Polygonum hydropiper f. angustissimum MakinoPolygonum hydropiper f. ciliare DominPolygonum hydropiper f. densiflorum (A.Braun) HegiPolygonum hydropiper f. irramosum Zapal.Polygonum hydropiper f. nanum Zapal.Polygonum hydropiper f. nivrense Zapal.Polygonum hydropiper f. ramosissimum Zapal.Polygonum hydropiper f. simplex Zapal.Polygonum hydropiper f. submersum GlückPolygonum hydropiper f. vayredae SennenPolygonum hydropiper f. viridialbum A.BraunPolygonum hydropiper f. viridirubellum A.BraunPolygonum hydropiper subsp. megalocarpum DanserPolygonum hydropiper subsp. microcarpum DanserPolygonum hydropiper subsp. projectum StanfordPolygonum hydropiper var. angustifolium A.BraunPolygonum hydropiper var. carpaticum Zapal.Polygonum hydropiper var. densiflorum A.BraunPolygonum hydropiper var. diffusa Kitag.Polygonum hydropiper var. fastigiatum MakinoPolygonum hydropiper var. filiforme (Araki) ArakiPolygonum hydropiper var. filiforme (Araki) Araki ex E.WalkerPolygonum hydropiper var. glandulosissima GagePolygonum hydropiper var. gramineum (Meisn.) OhwiPolygonum hydropiper var. hispidum (Hook.fil.) StewardPolygonum hydropiper var. laetivirens MakinoPolygonum hydropiper var. longistachyum Y.L.Chang & S.X.LiPolygonum hydropiper var. maximowiczii (Regel) MakinoPolygonum hydropiper var. micranthum Zapal.Polygonum hydropiper var. obtusifolium A.BraunPolygonum hydropiper var. pauciflorum Klett & Richt.Polygonum hydropiper var. projectum StanfordPolygonum hydropiper var. remotum Zapal.Polygonum hydropiper var. tenue Zapal.Polygonum hydropiper var. viridialbum (A.Braun) DanserPolygonum hydropiper var. viridirubellum (A.Braun) DanserPolygonum hydropiper var. vulgare Meisn.Polygonum insolitum Gand., 1882Polygonum kinashii H.Lév. & VaniotPolygonum koreense NakaiPolygonum koreense f. viridiflorum S.X.Li & Y.L.ChangPolygonum koreense subsp. viridiflorum S.X.Li & Y.L.ChangPolygonum maximowiczii Regel

Documented use categories

Medicine
Human food
Poison reported

These categories describe the kinds of human-use reports attached to the taxon in the source checklist. Multiple categories can coexist; a plant may be recorded as both food and poison, depending on part, preparation and context.

How to interpret this record

Evidence boundary

A taxonomic use record is a discovery and indexing signal. Clinical evidence must be assessed separately for the exact species, plant part, preparation, route, dose and health question.

Safety boundary

Correct identification is essential. Toxicity, contraindications, interactions and safe preparation cannot be inferred from a documented-use record.

Dataset record and provenance

DatasetWCUPS 2020
LicenceCC BY 4.0
Name sourceIPNI
IPNI / external identifier77069479-1
Use codesHF ME PO
Crop wild relativeNo

Contributing checklist sources

USDA GRINMedicinal Plant Names Services v8.2Plant Resources of South-East Asia

Read the full dataset citation, licence and import methodology →

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Educational index, not a treatment recommendation

The presence of a taxon in this database does not provide a diagnosis, dose, formulation or assurance of safety. Some indexed plants are toxic, regulated, endangered or unsafe in specific life stages.