asplenium ruta-muraria, brachytheciastrum velutinum, ceratodon purpureus, dryopteris carthusiana, sagina procumbens, tortula muralis, polypodium vulgare, amblystegium serpens, asplenium scolopendrium, athyrium filix-femina, bryum argenteum, dryopteris filix-mas, epilobium montanum, gemmabryum caespiticium, poa annua