echium nervosum, ephedra fragilis, euphorbia mellifera, globularia salicina, opuntia tuna, sideritis candicans, aeonium glandulosum, bituminaria bituminosa, hyparrhenia hirta, plantago arborescens, sinapidendron angustifolium, carlina salicifolia, crambe fruticosa, davallia canariensis, phagnalon saxatile, sonchus ustulatus