SimplePlant

Brassicaceae

Argentine pepperweed

Lepidium bonariense L.

Family
Brassicaceae
Genus
Lepidium

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Argentine pepperweed (Lepidium bonariense)
FlowerPhoto: Angus Campbell, CC BY 4.0, from iNaturalist

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Common names

By language (8)
Afrikaans
Peperbossie
Chinese
南美獨行菜, 南美独行菜
English
Argentine pepperweed, Pepper cress, Pepper weed
Finnish
Argentiinankrassi
Japanese
キレハマメグンバイナズナ
Swedish
Flikkrassing
Welsh
Pupurlys yr Ariannin
Zulu
Umvuthuza, Unozintwala

Synonyms

  • Lepidium bonariense f. microcarpum Thell.
  • Lepidium bonariense var. hirsutulum Thell.
  • Lepidium bonariense var. microcarpum Thell.
  • Lepidium bonariense var. pseudovirginicum Thell.
  • Lepidium mendocinum Phil.
  • Nasturtium bonariense Kuntze
  • Thlaspi bonariense Poir.
  • Thlaspi multifidum Poir.
  • Thlaspi pinnatifidum F.Phil.

Characteristics

Growth habit
Forb/herb
Lifespan
Annual, Biennial
In the US and Canada
Hawaii: introduced, Lower 48 states: introduced

Photos

More in Lepidium

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.