Chomophytic, chasmophytic and epiphytic vegetation of fern- and moss-rich communities in crevices and on the surface of rocky cliffs of temperate and mediterranean Europe
Vascular plants: Allium antonii-bolosii, Anogramma leptophylla, Arenaria balearica, Asplenium fontanum, Asplenium hispanicum, Bellium bellidioides, Carex rorulenta, Clinopodium rouyanum, Crocus cambessedesii, Cymbalaria aequitriloba subsp. aequitriloba, Cymbalaria aequitriloba subsp. fragilis, Cystopteris fragilis subsp. diaphana, Davallia canariensis, Erodium reichardii, Hymenophyllum maderense, Hymenophyllum tunbrigense, Hymenophyllum wilsonii, Micromeria filiformis subsp. filiformis, Minuartia valentina, Moehringia muscosa, Naufraga balearica, Polypodium cambricum, Polypodium cambricum subsp. macaronesicum, Polypodium interjectum, Polypodium x font-queri, Polypodium x mantoniae, Polypodium x rothmaleri, Ranunculus weyleri, Saxifraga corsica subsp. cossoniana, Saxifraga fragilis subsp. fragilis, Saxifraga fragilis subsp. paniculata, Saxifraga gemmulosa, Saxifraga latepetiolata, Sedum cepaea, Selaginella denticulata, Selaginella kraussiana, Sibthorpia africana, Solenopsis balearica, Trichomanes speciosum