Polygonaceae

Small water-pepper

Persicaria minor Opiz

Family: Polygonaceae
Genus: Persicaria

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Small water-pepper (Persicaria minor) — FlowerPhoto: aarongunnar, CC BY 4.0, from iNaturalist

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Common names

By language (20)

Belarusian: Драсён малы
Chinese: 小蓼
Croatian: Mali dvornik
Czech: Rdesno menší
Dutch: Kleine duizendknoop
English: Small water-pepper, Pygmy smartweed
Estonian: Väike kirburohi
Finnish: Mietotatar
French: Persicaire mineure, Petite renouée
German: Kleiner Knöterich
Italian: Poligono minore
Lithuanian: Mažasis rūgtis
Macedonian: Мала подворка
Malay: Kesum, Pokok Kesum
Norwegian Bokmål: Småslirekne
Polish: Rdest mniejszy
Russian: Горец малый
Slovenian: Mala dresen
Swedish: Rosenpilört
Welsh: Y dinboeth fach

Synonyms

Peutalis minus Raf.
Polygonum minus Huds.

Flowers

In flower: April, July to September (from 57 flowering iNaturalist observations worldwide)

Photos

FlowerPhoto: aarongunnar, CC BY 4.0, from iNaturalist
FlowerPhoto: Sergey Basalaev, CC BY 4.0, from iNaturalist
FlowerPhoto: Even Dankowicz, CC BY 4.0, from iNaturalist
Photo: Daniel Atha, CC0, from iNaturalist
Photo: Bernd Gliwa, CC BY-SA 2.5, from Wikimedia Commons
Photo: dagmara.dziamska, CC BY-SA 4.0, from Pl@ntNet via GBIF
Photo: Norma Malinowski, CC BY 4.0, from iNaturalist
Photo: Enrico Blasutto, CC BY-SA 3.0, from Wikimedia Commons
Photo: novoiv, CC BY-SA 4.0, from Pl@ntNet via GBIF
Photo: Игорь Загребин, CC0, from iNaturalist
Photo: Enrico Blasutto, CC BY-SA 3.0, from Wikimedia Commons
Photo: Felix Schach, CC BY-SA 4.0, from Pl@ntNet via GBIF

More in Persicaria

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0). About our plant data.