Sisymbrium altissimum L.
tall tumble-mustard (tall tumblemustard)
Brassicaceae (Mustard family)

Introduction to Vascular Plants


© Vince Poulin     (Photo ID #26670)


E-Flora BC Static Map

Distribution of Sisymbrium altissimum
Click here to view the full interactive map and legend

Species Information

Annual herb from a taproot; stems erect, 0.2-1.5 m tall, freely branched, sparsely to heavily stiff-hairy near the base but usually glabrous above.
Basal leaves broadly lanceolate to oblanceolate, 3-20 cm long, 0.8-5 cm wide, stalked; lower stem leaves lobed or pinnately-cut, toothed; upper stem leaves with lobes or leaflets threadlike to linear.
Inflorescence of spreading or ascending stalks, 4-10 mm long, stout; petals pale yellowish, 6-8 mm long; sepals 3-4.5 mm long, glabrous, outer 2 with erect horns at tip.
Siliques, spreading, linear, 5-10 cm long, 1-2 mm wide, about same diameter as fruiting stalks, round in cross section, rigid and branchlike; segments with prominent midnerve, evident lateral nerves; stylar beaks none; seeds uniseriate, about 1 mm long, slightly gelatinous when wet.

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 Sisymbrium altissimum

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)
696 335 2290
Slope Gradient (%)
19 0 86

Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]

173 0 346
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
3 0 7
Modal Nutrient Regime
# of field plots
 species was recorded in:
Modal BEC Zone Class

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

BG(28), ICH(1), IDF(20), PP(25)

Habitat and Range

Mesic to dry fields and waste places in the lowland, steppe and montane zones; common in S BC; introduced from Eurasia.

SourceThe Illustrated Flora of British Columbia


Synonyms and Alternate Names:
Norta altissima (L.) Britton