General:
Annual herb from a taproot; stems erect, 0.4-1.2 m tall, freely branched, sparsely to densely hairy with spreading hairs or the hairs pointing backward, glabrous above.
Leaves:
Broadly deltoid-lanceolate to lanceolate, to 15 cm long, short-stalked, pinnately-cut, the segments pointing backwards, usually with large, long-pointed, terminal lobes irregularly saw-toothed to toothed.
Flowers:
Racemes to 40 cm long in fruit; petals lemon yellow, 6-8 mm long, broadly egg-shaped with long narrow claw; sepals about 3.5 mm long, lanceolate.
Fruits:
Siliques, ascending to erect but not appressed, straight or slightly arcuate, 2-3.5 cm long, round in cross section, segments prominently 3-nerved; beaks about 0.5 mm long; fruiting stalks spreading to ascending, 7-20 mm long, slender; seeds uniseriate, about 0.7 mm long, not gelatinous when wet.
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.
Illustration Source: The Illustrated Flora of British Columbia
Site Information |
Value / Class |
||
Avg |
Min |
Max |
|
Elevation
(metres) |
646 | 311 | 1244 |
Slope
Gradient (%) |
11 | 0 | 63 |
Aspect (degrees) |
227 | 12 | 270 |
Soil
Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric] |
3 | 1 | 6 |
Modal
Nutrient Regime
Class |
D | ||
#
of field plots species was recorded in: |
27 | ||
Modal
BEC Zone Class |
BG | ||
All BEC Zones (# of stations/zone) species was recorded in |
BG(20), IDF(6), PP(1) | ||
Source:
Klinkenberg 2013
|