The Intensive Monitoring of Forest Ecosystems (ICP-Forests Level II network) consists currently in 14 monitoring plots representing important Spanish Forest Ecosystems distributed throughout the Spanish mainland showing the most common forest situations of each country and representing rare or endemic situations.

The Plot 11 Qs represents a Cork oak (Quercus suber) forest of Extremadura region (West of Iberian peninsula) . It is a 81-100 years old monospecific regular forest with low density (dehesa). The tree layer is made up of very old uncorked trees. Climatic gradient is Mesomediterranean. Soil is formed by the alteration of iron-rich dark slates.