cymbalaria muralis, bryum argenteum, tortula muralis, ceratodon purpureus, asplenium ruta-muraria, athyrium filix-femina, cyrtomium falcatum, dryopteris carthusiana, dryopteris filix-mas, gemmabryum caespiticium, poa annua, polypodium interjectum, polypodium vulgare, rosulabryum capillare, sagina procumbens, thelypteris palustris