This species is listed by the Invasive Species Council of BC as an 'alert' species. That is, one of the "unwanted horticulture plants to be on alert for in BC. Gardeners should avoid purchasing or planting".
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General:
Annual herb from a taproot; stems decumbent to ascending, branched, spreading-hairy, 10-60 cm tall.
Leaves:
Basal leaves few, reduced and soon deciduous; stem leaves similar, opposite, more or less triangular in outline, spreading-hairy, 1.5-5 cm long, pinnately divided into 3-5 segments, these cleft or toothed 1/2 their length, terminal leaflet stalked; odoriferous.
Flowers:
Inflorescence of terminal and axillary clusters of 2 short-stalked flowers; petals pink to reddish-purple, soft-hairy at least 1/2 their length from the base, rounded at the tips, 8-13 mm long; sepals 6-9 mm long, bristle-tipped, the tip 1-2 mm long; stamens 10, fertile, not fused.
Fruits:
Carpels, 5-parted, short-hairy at the tips; styles 15-25 mm long, beaks 6-7 mm long; seeds oblong, obscurely pitted.
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 |
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Avg |
Min |
Max |
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Elevation
(metres) |
125 | 35 | 445 |
Slope
Gradient (%) |
9 | 0 | 55 |
Aspect (degrees) |
224 | 45 | 250 |
Soil
Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric] |
5 | 3 | 7 |
Modal
Nutrient Regime
Class |
E | ||
#
of field plots species was recorded in: |
21 | ||
Modal
BEC Zone Class |
CWH | ||
All BEC Zones (# of stations/zone) species was recorded in |
CDF(2), CWH(17) | ||
Source:
Klinkenberg 2013
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