aira caryophyllea, aphanes arvensis, clinopodium acinos, festuca ovina, weissia controversa, arabidopsis thaliana, arenaria serpyllifolia, asplenium ruta-muraria, encalypta vulgaris, fissidens dubius, galium sterneri, geranium molle, homalothecium sericeum, koeleria macrantha, medicago lupulina, porella platyphylla, saxifraga tridactylites, scabiosa columbaria, sedum acre, tortula muralis, tortula subulata, trifolium striatum, pilosella peleteriana, silene nutans, trifolium campestre