Distribution: Occurring east of the Cascades crest in Washington; British Columbia to California, east to the Great Lakes region.
Habitat: Disturbed areas, especially where dry, often associated with agriculture.
Flowers: May-June
Origin: Introduced from Asia
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Bumblebees, bees, flies, beetles, wasps
[none provided]
PNW Herbaria: Specimen records of Lepidium chalepense in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Lepidium chalepense checklist entry
OregonFlora: Lepidium chalepense information
E-Flora BC: Lepidium chalepense atlas page
CalPhotos: Lepidium chalepense photos