General:
Perennial herb from a long creeping rhizome; stems erect, 40-120 cm tall, branched above, smooth, glaucous; milky juice appearing when stems or leaves broken.
Leaves:
Alternate, numerous, unstalked, clasping the stem at the base, egg-shaped to broadly lanceolate, smooth-margined, 2-6 cm long, smooth, glaucous.
Flowers:
Inflorescence a long, terminal, spike-like cluster of numerous short-stalked flowers; corollas bright yellow with a central, orange- to white-hairy patch at the throat, 25-40 mm long including the long straight basal spur, which is shorter than the rest of the corolla, 2-lipped, the upper lip 2-lobed, the lower lip 3-lobed; calyces 5-8 mm long, deeply 5-lobed, the lobes nearly distinct, broadly lanceolate; stamens 4.
Fruits:
Capsules, cylindric-egg-shaped to nearly globe-shaped, 6-8 mm long; seeds numerous, wrinkled and slightly wing-angled, 1-2 mm long.
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) |
584 | 320 | 1210 |
Slope
Gradient (%) |
21 | 0 | 71 |
Aspect (degrees) |
7 | 2 | 320 |
Soil
Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric] |
2 | 1 | 4 |
Modal
Nutrient Regime
Class |
B | ||
#
of field plots species was recorded in: |
23 | ||
Modal
BEC Zone Class |
BG | ||
All BEC Zones (# of stations/zone) species was recorded in |
BG(9), ICH(1), IDF(5), PP(8) | ||
Source:
Klinkenberg 2013
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Synonyms and Alternate Names:
Linaria dalmatica (L.) Mill.
This species is listed as one of the top fourteen species of concern by the Coastal Invasive Plant Committee. For more information, visit their web site.
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