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

Veronica arvensis L.
wall speedwell (corn speedwell)
Plantaginaceae (Mare's-tail family)
(Previously in Scrophulariaceae)

Introduction to Vascular Plants

© Virginia Skilton  Email the photographer   (Photo ID #2888)

E-Flora BC Static Map
Distribution of Veronica arvensis
Click here to view the full interactive map and legend
Details about map content are available here
Click on the map dots to view record details.

Species Information

Click on the image below to view an expanded illustration for this species.



General:
Annual herb from a taproot; stems erect, 5-30 cm tall/long, often decumbent or creeping at the base, simple to branched at the base, hairy, sometimes also glandular above.
Leaves:
Opposite, short-stalked below, unstalked above, egg-shaped to broadly elliptic, 0.5-1.5 cm long, coarse-toothed, hairy.
Flowers:
Inflorescence a terminal, bracted, glandular-hairy raceme, at first compact then elongating and lax, of several to many short-stalked flowers, the stalks 0.5-2 mm long, shorter than the bracts, the bracts alternate, the lowermost leaflike, reduced and entire and narrower than the leaves upward; corollas blue to blue-violet, inconspicuous, 2-3 mm across, irregularly 4-lobed, the lobes much longer than the short tube, the upper lobe largest, the lowest lobe narrower than the others; calyces glandular-hairy, 3-5 mm long, deeply 4-lobed, the lobes lanceolate, unequal; styles short, 0.4-1 mm long; stamens 2.
Fruits:
Capsules, 2.5-3.5 mm long, flattened, heart-shaped, about as wide as long, distinctly notched at the tip, fringed with hairs or glandular-hairy on the margins; seeds 8 to 12 per chamber, flat, smooth, about 1 mm long.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Dry to mesic lawns, fields and waste places in the lowland, steppe and montane zones; frequent in S BC; introduced from Europe.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Veronica arvensis

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) 31 378 1000
Slope Gradient (%) 0 42 210
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
23 189 280
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
0 1 7
Modal Nutrient Regime
Class
C
Number of field plots
 species was recorded in:
77
Modal BEC Zone Class
CDF
All BEC Zones (# of stations/zone) species was recorded in: CDF(13), CWH(1), ICH(2), IDF(2), PP(5), SBPS(1)

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.

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References