Berberis aristata

==Morphology== Berberis aristata is characterized by an erect spiny shrub, ranging between 2 and 3 meters in height. It is a woody plant, with bark that appears yellow to brown from the outside and deep yellow from the inside. The bark is covered with three-branched thorns, which are modified leaves, and can be removed by hand in longitudinal stri...
Found on http://en.wikipedia.org/wiki/Berberis_aristata
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