amblystegium serpens, brachythecium rutabulum, lycopus europaeus, tortula muralis, acer pseudoplatanus, dryopteris filix-mas, epilobium tetragonum, poa trivialis, asplenium ruta-muraria, asplenium scolopendrium, erigeron canadensis, sagina procumbens, tussilago farfara, urtica dioica