Brassicaceae
Mountain pepperweed
Lepidium montanum
- Family
- Brassicaceae
- Genus
- Lepidium
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Common names
By language (3)
- English
- Mountain pepperweed
- Indonesian
- Sawi tanah
- nv
- Tsą́ą́haltsʼaaʼ
Synonyms
- Lepidium albiflorum A.Nelson & P.B.Kenn.
- Lepidium alyssoides var. jonesii (Rydb.) Thell.
- Lepidium alyssoides var. stenocarpum Thell.
- Lepidium brachybotryum Rydb.
- Lepidium corymbosum Hook. & Arn.
- Lepidium crandallii Rydb.
- Lepidium heterophyllum (S.Watson) M.E.Jones
- Lepidium integrifolium var. heterophyllum S.Watson
- Lepidium jonesii Rydb.
- Lepidium montanum f. cinereum C.L.Hitchc.
- Lepidium montanum f. wyomingense C.L.Hitchc.
- Lepidium montanum subsp. alpinum (S.Watson) C.L.Hitchc.
- Lepidium montanum subsp. canescens (Thell.) C.L.Hitchc.
- Lepidium montanum subsp. cinereum C.L.Hitchc.
- Lepidium montanum subsp. glabrum C.L.Hitchc.
- Lepidium montanum subsp. heterophyllum (S.Watson ex Parry) C.L.Hitchc.
- Lepidium montanum subsp. jonesii (Rydb.) C.L.Hitchc.
- Lepidium montanum var. alpinum S.Watson
- Lepidium montanum var. canescens (Thell.) C.L.Hitchc.
- Lepidium montanum var. cinereum (C.L.Hitchc.) Rollins
- Lepidium montanum var. claronense S.L.Welsh
- Lepidium montanum var. coloradense Rollins
- Lepidium montanum var. diffusum S.L.Welsh & Goodrich
- Lepidium montanum var. glabrum C.L.Hitchc.
- Lepidium montanum var. heterophyllum C.L.Hitchc.
- Lepidium montanum var. jonesii C.L.Hitchc.
- Lepidium montanum var. montanum
- Lepidium montanum var. neeseae S.L.Welsh & Reveal
- Lepidium montanum var. nevadense Rollins
- Lepidium montanum var. soliarborense S.L.Welsh
- Lepidium montanum var. stellae S.L.Welsh & Reveal
- Lepidium montanum var. stenocarpum Thell.
- Lepidium montanum var. tenellum (L.O.Williams) C.L.Hitchc.
- Lepidium montanum var. todiltoense N.D.Atwood & S.L.Welsh
- Lepidium montanum var. wyomingense (C.L.Hitchc.) C.L.Hitchc.
- Lepidium scopulorum M.E.Jones
- Lepidium scopulorum f. canescens Thell.
- Lepidium scopulorum f. nanum Thell.
- Lepidium tenellum L.O.Williams
- Lepidium utahense M.E.Jones
and 1 more.
Flowers
- Flower colour
- yellow (USDA PLANTS Database)
Characteristics
- Growth habit
- Forb/herb, Subshrub
- Lifespan
- Biennial, Perennial
- In the US and Canada
- Lower 48 states: native
Photos
Photo: Andrey Zharkikh, CC BY 2.0, from Wikimedia Commons 
Photo: Andrey Zharkikh, CC BY 2.0, from Wikimedia Commons 
Photo: Andrey Zharkikh, CC BY 2.0, from Wikimedia Commons
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- Broadleaved pepperweedLepidium latifoliumBrassicaceae
- Roadside pepperweedLepidium ruderaleBrassicaceae
- Virginia pepperweedLepidium virginicumBrassicaceae
- SwinecressLepidium didymumBrassicaceae
- Common pepperweedLepidium densiflorumBrassicaceae
- Creeping watercressLepidium coronopusBrassicaceae
- Clasping pepperweedLepidium perfoliatumBrassicaceae
- Grassleaf pepperweedLepidium graminifoliumBrassicaceae
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.