SimplePlant

Haloragaceae

Whorl-leaf watermilfoil

Myriophyllum verticillatum L.

Family
Haloragaceae
Genus
Myriophyllum

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Whorl-leaf watermilfoil (Myriophyllum verticillatum)
FlowerPhoto: Dustin Snider, CC BY 4.0, from iNaturalist

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Common names

By language (24)
Belarusian
Шышняк мутоўчаты
Bulgarian
Прешленолистен многолистник
Cantonese
狐尾藻
Catalan
Myriophylle verticillé
Chinese
狐尾藻, 轮叶狐尾藻
Czech
Stolístek přeslenatý, Stolístek přeslenitý
Dutch
Kransvederkruid
English
Whorl-leaf watermilfoil, Whorled leaf water milfoil, Whorled milfoil, Whorled water-milfoil
Estonian
Männas-vesikuusk
Finnish
Kiehkuraärviä
French
Myriophylle verticillé, Volant à Fleurs Verticillées
German
Quirliges Tausendblatt, Quirl-Tausendblatt, Myriophylle verticillé
hsb
Mutličkaty stolistnik
Japanese
フサモ
Korean
물수세미
Lithuanian
Menturinė plunksnalapė, Myriophylle verticillé
Norwegian Bokmål
Kranstusenblad
Norwegian Nynorsk
Kranstusenblad
Persian
پرطاووسی
Polish
Wywłócznik okółkowy
Russian
Уруть мутовчатая
Slovenian
Vretenčasti rmanec
Swedish
Kransslinga, Myriophylle verticillé
Welsh
Myrdd-ddail troellennog

Synonyms

  • Myriophyllum limosum Hectot ex DC.
  • Myriophyllum pectinatum DC.
  • Myriophyllum siculum Guss.
  • Myriophyllum verticillatum subsp. pectinatum (Wallr.) Piper & Beattie
  • Myriophyllum verticillatum var. intermedium W.D.J.Koch
  • Myriophyllum verticillatum var. pectinatum Wallr.
  • Potamogeton verticillatum Walter

Flowers

In flower
July to September (from 172 flowering iNaturalist observations worldwide)

Characteristics

Growth habit
Forb/herb
Lifespan
Perennial
In the US and Canada
Alaska: native, Canada: native, Lower 48 states: native, St. Pierre and Miquelon: native

Photos

More in Myriophyllum

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); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.