E-Flora BC: Electronic Atlas of the Flora of British Columbia

Lepidium campestre (L.) W.T. Aiton
field pepper-grass (field pepperweed)
Brassicaceae (Mustard family)

Introduction to Vascular Plants

© Jamie Fenneman  Email the photographer   (Photo ID #9309)

E-Flora BC Static Map
Distribution of Lepidium campestre
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Species Information

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Annual or biennial herb from a taproot; stems mostly single, erect, branched above, leafy to the inflorescenses, 20-50 cm tall, spreading short-hairy.
Basal leaves in a rosette, oblanceolate, stalked, entire to pinnately cut with a large terminal lobe, 5-7 cm long, to 12 mm wide; stem leaves numerous, arrowhead-shaped, minutely toothed, unstalked, upper strongly ear-like and clasping at the base.
Inflorescence of often compound racemes; flower stalks widely spreading, 4-8 mm long, slightly flattened; petals white, about 2 mm long, narrowly spoon-shaped; sepals often pinkish, about 1.5 mm long, nearly glabrous to long-hairy; stamens 6; anthers yellow.
Silicles, oblong egg-shaped, 5-6 mm long, 4 mm wide, covered with white blisters, otherwise glabrous to short-hairy, margins and tips broadly winged, the tips slightly notched; beaks 0.2-0.6 mm long, included to slightly exserted at the shallowly notched tips; seeds 2.5-3 mm long.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Dry fields, roadsides and waste places in the steppe and montane zones; infrequent in S BC; introduced from Eurasia.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Lepidium campestre

The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)

Site Information
Value / Class




Elevation (metres) 735 805 875
Slope Gradient (%) 0 18 37
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
125 125 125
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
3 3 4
Modal Nutrient Regime
Number of field plots
 species was recorded in:
Modal BEC Zone Class
All BEC Zones (# of stations/zone) species was recorded in: PP(2)


The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Synonyms and Alternate Names

Neolepia campestris (L.) W.A. Weber
Thlaspi campestre L.

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References