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

Introduction to Vascular Plants


© Jamie Fenneman     (Photo ID #9309)


E-Flora BC Static Map

Distribution of Lepidium campestre
Click here to view the full interactive map and legend

Species Information

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.

SourceThe Illustrated Flora of British Columbia


If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.


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)
805 735 875
Slope Gradient (%)
18 0 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
# of field plots
 species was recorded in:
Modal BEC Zone Class

All BEC Zones (# of stations/zone) species was recorded in


Habitat and Range

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

SourceThe Illustrated Flora of British Columbia


Synonyms and Alternate Names:
Neolepia campestris (L.) W.A. Weber
Thlaspi campestre L.