Lentisc-dominated or lentisc-rich scrub and related formations with Olea europaea var. sylvestris, Pistacia lentiscus, Rhamnus spp. and Rhamnus lycioides subspecies, Myrtus communis, Rubia spp., Asparagus spp., Phillyrea spp., Osyris spp., Bupleurum spp., various oaks (Quercus ilex, Quercus coccifera and other species), Calicotome spp., Laurus nobilis, Helichrysum italicum and other species widespread in the whole thermo-Mediterranean zone (except the arid Iberian Southeast: unit F5.55). A few extremely distinctive habitats formed by facies of these formations, distributed throughout large portions of their range, are separated under units F5.52-F5.54. Other characteristic habitats are classified as subunits of this unit according to the dominant species.
Formations rich in thermo-mediterranean elements dominated by prostrate or low shrubby Juniperus oxycedrus or Juniperus phoenicea. Many of them are dunal and can be listed under unit B1.64, completed by this code. See also unit F5.5B.