Most of the lower slopes and intermontane basins of the range are covered with olive groves.

Some of the undisturbed higher slopes and hidden valleys of the mountains have preserved the original Mediterranean forest cover with Yew, Portuguese Oak, Holm Oak and Juniper trees.

The highest altitudes of the range are mostly denuded of forest and thorny shrubland predominates.

[4] Otíñar is a zone of the range that includes ancient ruins and caves set in valleys among relatively unspoilt wilderness.

The geological materials that compose them were formed in a relatively shallow sea and are mainly made up of Cenozoic sedimentary rocks, including limestone, dolomite and marl.