Berberis vulgaris (weed)
From Pestinfo-Wiki

Berberis vulgaris (click on image to enlarge it)
Author(s): Johann Georg Sturm (Painter: Jacob Sturm)
Source: Wikimedia Commons
Author(s): Johann Georg Sturm (Painter: Jacob Sturm)
Source: Wikimedia Commons
Berberis vulgaris (weed) L. - (common barberry)
Common barberry is an important alternative host of Puccinia graminis. Eradication programs have been organized in some countries. It is grown for its edible fruits in some countries, other part of the plant are poisonous. The shrub is native to Europe, northern Africa and western Asia. It has been introduced into other regions.
Publications covering Berberis vulgaris (weed)
Plant Disease (2005) 89, 159-163
P.D. Peterson, K.J. Leonard, J.D. Miller, R.J. Laudon and T.B. Sutton (2005)
Prevalence and distribution of common barberry, the alternate host of Puccinia graminis, in Minnesota
- Other images of Berberis vulgaris (weed) (Wikimedia Commons and IPM Images - click to enlarge)