E-Flora BC: Electronic Atlas of the Flora of British Columbia

Linaria genistifolia subsp. dalmatica (L.) Maire & Petitmengin
Dalmatian toadflax
Plantaginaceae (Mare's-tail family)
(Previously in Scrophulariaceae)

Introduction to Vascular Plants

© Carla Davis  Email the photographer   (Photo ID #16448)

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Distribution of Linaria genistifolia subsp. dalmatica
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Species Information

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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.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Roadsides and waste places; common in BC south of 55degreeN, except absent from the Queen Charlotte Islands; introduced from Europe.

Source: The Illustrated Flora of British Columbia

Additional Notes

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.

Ecology

Ecological Framework for Linaria genistifolia ssp. dalmatica

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

Minimum

Average

Maximum

Elevation (metres) 320 584 1210
Slope Gradient (%) 0 21 71
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
2 7 320
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
1 2 4
Modal Nutrient Regime
Class
B
Number 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)

Climate

The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Synonyms and Alternate Names

Linaria dalmatica

Taxonomic and Nomenclatural Links

Additional Photo Sources

Related Databases

General References