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

Sherardia arvensis L.
field madder (blue fieldmadder)
Rubiaceae (Madder family)

Introduction to Vascular Plants

© Jim Riley  Email the photographer   (Photo ID #976)

E-Flora BC Static Map
Distribution of Sherardia arvensis
Click here to view our NEW 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.


Ecological Framework for Sherardia 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




Elevation (metres)
Slope Gradient (%) 20 50 90
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
38 149 200
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
1 1 2
Modal Nutrient Regime
Number of field plots
 species was recorded in:
Modal BEC Zone Class
All BEC Zones (# of stations/zone) species was recorded in:

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References