achyrophorus valdesii, campanula erinus, galium aparine, galium murale, lamarckia aurea, parietaria lusitanica, sedum stellatum, arenaria leptoclados, bituminaria bituminosa, bromus sterilis, campanula dichotoma, capsella rubella, drabella muralis, euphorbia peplus, galium verrucosum, geranium purpureum, linaria reflexa, sedum dasyphyllum, theligonum cynocrambe, valantia muralis, veronica cymbalaria