Taxon: Lepidium ruderale L.

Summary

Genus:

Lepidium

Family:

Brassicaceae (alt. Cruciferae)

Tribe:

Lepidieae

Nomen number:

316102

Place of publication:

Sp. pl. 2:645. 1753

Typification:

View in Linnean Typification Project

Verified:

10/15/2010 ARS Systematic Botanists.

Accessions:

9 (7 active, 5 available) in National Plant Germplasm System. (Map it)

Other conspecific taxa

Autonyms (not in current use), synonyms and invalid designations

No images

Conservation Status

Reference(s)

University of Georgia Center for Invasive Species and Ecosystem Health
Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
APHIS. Agricultural Risk Management System United States Department of Agriculture.
Botanical Society of the British Isles. BSBI taxon database (on-line resource).
Chinese Academy of Sciences. 1959-. Flora reipublicae popularis sinicae.
CIBA-GEIGY, Basel, Switzerland. Documenta CIBA-GEIGY (Grass weeds 1. 1980, 2. 1981; Monocot weeds 3. 1982; Dicot weeds 1. 1988) Note: four books on weeds worldwide in scope
Davis, P. H., ed. 1965-1988. Flora of Turkey and the east Aegean islands.
Erhardt, W. et al. 2008. Der große Zander: Enzyklopädie der Pflanzennamen 1506.
FNA Editorial Committee. 1993-. Flora of North America.
Gleason, H. A. & A. Cronquist. 1963. Manual of vascular plants of northeastern United States and adjacent Canada.
Greuter, W. et al., eds. 1984-. Med-Checklist.
Hewson, H. J. 1981. The genus Lepidium L. (Brassicaceae) in Australia. Brunonia 4:304.
Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource).
Iwatsuki, K. et al. 1993-. Flora of Japan.
Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
Miller, A. G. & T. A. Cope. 1996-. Flora of the Arabian Peninsula and Socotra.
Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource).
Rechinger, K. H., ed. 1963-. Flora iranica.
Sharma, B. D. et al., eds. 1993-. Flora of India.
Townsend, C. C. & E. Guest. 1966-. Flora of Iraq.
Tutin, T. G. et al., eds. 1993. Flora europaea, ed. 2.
Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition).
Zohary, M. & N. Feinbrun-Dothan. 1966-. Flora palaestina.
2018. Mid-Atlantic invasive plant species (on-line resource)

Common names

Language	Name	seq	Citation
English	narrow-leaf pepperwort	1	Botanical Society of the British Isles. BSBI taxon database (on-line resource).
English	peppergrass	1	Gleason, H. A. & A. Cronquist. 1963. Manual of vascular plants of northeastern United States and adjacent Canada.
German	Schutt-Kresse	2	Erhardt, W. et al. 2008. Der große Zander: Enzyklopädie der Pflanzennamen 1506.
Swedish	gatkrassing	2	Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)

Distribution

order_code	Status	Continent	Subcontinent	Country	State	Note	Reference
1	Native	Asia-Temperate	Arabian Peninsula	Kuwait			Miller, A. G. & T. A. Cope. 1996-. Flora of the Arabian Peninsula and Socotra.
1	Native	Asia-Temperate	Caucasus	Armenia			Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Asia-Temperate	Caucasus	Azerbaijan			Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Asia-Temperate	Caucasus	Georgia			Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Asia-Temperate	Caucasus	Russian Federation	Dagestan		Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Asia-Temperate	Caucasus	Russian Federation-Ciscaucasia	Ciscaucasia		Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Asia-Temperate	China	China	Xinjiang Uygur Zizhiqu		Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition).
1	Native	Asia-Temperate	Middle Asia	Kazakhstan			Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Asia-Temperate	Middle Asia	Turkmenistan			Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Asia-Temperate	Mongolia	Mongolia			Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition).
1	Native	Asia-Temperate	Siberia	Russian Federation	Altay		Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
1	Native	Asia-Temperate	Siberia	Russian Federation	Buryatia		Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
1	Native	Asia-Temperate	Siberia	Russian Federation	Irkutsk		Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
1	Native	Asia-Temperate	Siberia	Russian Federation	Kemerovskaja oblast'		Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
1	Native	Asia-Temperate	Siberia	Russian Federation	Krasnoyarsk	s.	Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
1	Native	Asia-Temperate	Siberia	Russian Federation	Kurganskaja oblast'		Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
1	Native	Asia-Temperate	Siberia	Russian Federation	Novosibirsk		Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
1	Native	Asia-Temperate	Siberia	Russian Federation	Omsk		Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
1	Native	Asia-Temperate	Siberia	Russian Federation	Tomsk		Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
1	Native	Asia-Temperate	Siberia	Russian Federation	Tyumen	s.	Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
1	Native	Asia-Temperate	Siberia	Russian Federation	Yakutia-Sakha		Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
1	Native	Asia-Temperate	Western Asia	Iran			Rechinger, K. H., ed. 1963-. Flora iranica.
1	Native	Asia-Temperate	Western Asia	Iraq			Townsend, C. C. & E. Guest. 1966-. Flora of Iraq.
1	Native	Asia-Temperate	Western Asia	Israel		introd.?	Zohary, M. & N. Feinbrun-Dothan. 1966-. Flora palaestina.
1	Native	Asia-Temperate	Western Asia	Turkey			Davis, P. H., ed. 1965-1988. Flora of Turkey and the east Aegean islands.
1	Native	Asia-Tropical	Indian Subcontinent	India	Jammu and Kashmir		Sharma, B. D. et al., eds. 1993-. Flora of India.
1	Native	Asia-Tropical	Indian Subcontinent	India	Tamil Nadu		Sharma, B. D. et al., eds. 1993-. Flora of India.
1	Native	Europe	Eastern Europe	Belarus			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Eastern Europe	Estonia			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Eastern Europe	Latvia			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Eastern Europe	Lithuania			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Eastern Europe	Moldova			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Eastern Europe	Russian Federation-European part	European part		Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Eastern Europe	Ukraine		incl. Krym	Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Middle Europe	Austria			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Middle Europe	Belgium			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Middle Europe	Czech Republic			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Middle Europe	Germany			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Middle Europe	Hungary			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Middle Europe	Netherlands			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Middle Europe	Poland			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Middle Europe	Slovakia			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Middle Europe	Switzerland			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Northern Europe	Denmark			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Northern Europe	Finland		s.	Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Northern Europe	Norway		s.	Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Northern Europe	Sweden		s.	Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Southeastern Europe	Albania			Greuter, W. et al., eds. 1984-. Med-Checklist.
1	Native	Europe	Southeastern Europe	Bosnia and Herzegovina			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Southeastern Europe	Bulgaria			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Southeastern Europe	Croatia			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Southeastern Europe	Italy			Greuter, W. et al., eds. 1984-. Med-Checklist.
1	Native	Europe	Southeastern Europe	Montenegro			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Southeastern Europe	North Macedonia			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Southeastern Europe	Romania			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Southeastern Europe	Serbia			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Southeastern Europe	Slovenia			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Southwestern Europe	France			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Southwestern Europe	Spain			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
4	Naturalized	Asia-Temperate	Eastern Asia	Japan	Honshu		Iwatsuki, K. et al. 1993-. Flora of Japan.
4	Naturalized	Europe	Southwestern Europe	Portugal			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
4	Naturalized	Northern America		Canada			FNA Editorial Committee. 1993-. Flora of North America.
4	Naturalized	Northern America		United States			FNA Editorial Committee. 1993-. Flora of North America.
4	Naturalized	Pacific	Southwestern Pacific	New Caledonia			Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource).
5	Uncertain	Europe	Northern Europe	United Kingdom			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.

Native
Asia-Temperate

ARABIAN PENINSULA: Kuwait
WESTERN ASIA: Iran, Iraq, Israel (introd.?), Turkey
CAUCASUS: Russian Federation-Ciscaucasia [Ciscaucasia], Armenia, Azerbaijan, Georgia, Russian Federation [Dagestan]
SIBERIA: Russian Federation [Altay, Buryatia, Irkutsk, Kemerovskaja oblast', Krasnoyarsk (s.), Kurganskaja oblast', Novosibirsk, Omsk, Tomsk, Tyumen (s.), Yakutia-Sakha]
MIDDLE ASIA: Kazakhstan, Turkmenistan
MONGOLIA: Mongolia
CHINA: China [Xinjiang Uygur Zizhiqu]

Asia-Tropical

INDIAN SUBCONTINENT: India [Jammu and Kashmir, Tamil Nadu]

Europe

NORTHERN EUROPE: Denmark, Finland (s.), Norway (s.), Sweden (s.)
MIDDLE EUROPE: Austria, Belgium, Switzerland, Czech Republic, Germany, Hungary, Netherlands, Poland, Slovakia
EASTERN EUROPE: Russian Federation-European part [European part], Belarus, Estonia, Lithuania, Latvia, Moldova, Ukraine (incl. Krym)
SOUTHEASTERN EUROPE: Albania, Bulgaria, Bosnia and Herzegovina, Croatia, Italy, North Macedonia, Montenegro, Romania, Serbia, Slovenia
SOUTHWESTERN EUROPE: Spain, France

Naturalized
Asia-Temperate

EASTERN ASIA: Japan [Honshu]

Europe

SOUTHWESTERN EUROPE: Portugal

Northern America

REGION: Canada, United States

Pacific

SOUTHWESTERN PACIFIC: New Caledonia

Uncertain
Europe

NORTHERN EUROPE: United Kingdom

Reference(s)

Davis, P. H., ed. 1965-1988. Flora of Turkey and the east Aegean islands.
FNA Editorial Committee. 1993-. Flora of North America.
Greuter, W. et al., eds. 1984-. Med-Checklist.
Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource).
Iwatsuki, K. et al. 1993-. Flora of Japan.
Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
Miller, A. G. & T. A. Cope. 1996-. Flora of the Arabian Peninsula and Socotra.
Rechinger, K. H., ed. 1963-. Flora iranica.
Sharma, B. D. et al., eds. 1993-. Flora of India.
Townsend, C. C. & E. Guest. 1966-. Flora of Iraq.
Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition).
Zohary, M. & N. Feinbrun-Dothan. 1966-. Flora palaestina.

Economic Uses

Usage	Type	Note	Reference
Weed			CIBA-GEIGY, Basel, Switzerland. Documenta CIBA-GEIGY (Grass weeds 1. 1980, 2. 1981; Monocot weeds 3. 1982; Dicot weeds 1. 1988) Note: four books on weeds worldwide in scope

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgstest.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=316102. Accessed 14 April 2026.