Brassicaceae
Roadside pepperweed
Lepidium ruderale
- Family
- Brassicaceae
- Genus
- Lepidium
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Common names
By language (28)
- Arabic
- رشاد ضامر
- arz
- رشاد دقيق
- Belarusian
- Клапоўнік смеццевы, Венічкі
- Bulgarian
- Буренна горуха
- Chinese
- 柱毛独行菜, 柱毛獨行菜, 柱腺独行菜, 葶苈子, 鸡积菜
- Czech
- Řeřicha rumní
- Danish
- Stinkende Karse
- dsb
- Smjerźeca krjasa
- Dutch
- Steenkruidkers
- English
- Roadside pepperweed, Narrow-leaved pepperwort
- Estonian
- Haisev kress
- Finnish
- Pihakrassi
- French
- Passerage des décombres, Passerage rudéral, Passerage rudérale
- German
- Schutt-Kresse, Schuttkresse
- hsb
- Smjerdźaca žerchej
- Kazakh
- Арамшытыр
- Lithuanian
- Paprastoji pipirnė
- Norwegian Bokmål
- Stankkarse
- Norwegian Nynorsk
- Stankkarse
- Persian
- ترتیزک برگ باریک
- Polish
- Pieprzyca gruzowa, Lepidum ruderale
- Portuguese
- Mastruço bravo maior, Mastruço-bravo-maior
- Quechua
- Hanu k'ara, Janu k’ara, K'impi
- Slovak
- Žerucha zborenisková
- Slovenian
- Grobljasta draguša
- Swedish
- Gatkrassing, Back-krasse, Backkrasse, Gatkrasse
- Ukrainian
- Хрінниця смердюча
- Welsh
- Pupurlys culddail
Synonyms
- Crucifera ruderalis E.H.L.Krause
- Iberis ruderalis Crantz
- Lepidium ambiguum Lange
- Lepidium glaucescens Dumort.
- Lepidium ruderale f. incanum Grütter
- Lepidium texanum Buckley
- Nasturtiastrum ruderale (L.) Gillet & Magne
- Nasturtioides inconspicua Medik.
- Nasturtium ruderale Scop.
- Senckenbergia ruderalis G.Gaertn., B.Mey. & Scherb.
- Thlaspi ruderale All.
- Thlaspi tenuifolium Lam.
Flowers
- In flower
- February to April (from 546 flowering iNaturalist observations worldwide)
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Annual, Biennial
- In the US and Canada
- Alaska: introduced, Canada: introduced, Lower 48 states: introduced
Photos
Photo: Eric Schmidt, CC BY 4.0, from iNaturalist 
Photo: Kenraiz , Krzysztof Ziarnek, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Salicyna, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Salicyna, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Salicyna, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Salicyna, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Stefan.lefnaer, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons
More in Lepidium
- Gardencress pepperweedLepidium sativumBrassicaceae
- MacaLepidium meyeniiBrassicaceae
- Cream-anther field pepperwortLepidium campestreBrassicaceae
- WhitetopLepidium drabaBrassicaceae
- Broadleaved pepperweedLepidium latifoliumBrassicaceae
- Virginia pepperweedLepidium virginicumBrassicaceae
- SwinecressLepidium didymumBrassicaceae
- Common pepperweedLepidium densiflorumBrassicaceae
- Creeping watercressLepidium coronopusBrassicaceae
- Clasping pepperweedLepidium perfoliatumBrassicaceae
- Grassleaf pepperweedLepidium graminifoliumBrassicaceae
- Purpleanther field pepperweedLepidium heterophyllumBrassicaceae
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.