text: euphorbia canariensis, periploca laevigata, asteriscus graveolens, cneorum pulverulentum, echium decaisnei, euphorbia terracina, forsskaolea angustifolia, launaea arborescens, lycium afrum, rubia fruticosa, avena barbata, carduus tenuiflorus, euphorbia regis-jubae, hirschfeldia incana, hyparrhenia hirta, plocama pendula, salvia canariensis, aristida adscensionis, launaea nudicaulis