filago arvensis, tripleurospermum inodorum, arenaria serpyllifolia, berteroa incana, bryum argenteum, corrigiola litoralis, corynephorus canescens, erigeron canadensis, herniaria glabra, jasione montana, lepidium virginicum, polygonum arenastrum, sedum album, sedum rubens, agrostis capillaris, ambrosia artemisiifolia, arabidopsis thaliana, cerastium pumilum, ceratodon purpureus, collomia grandiflora, draba verna, echium vulgare, festuca lachenalii, hypochaeris radicata, jacobaea vulgaris, logfia minima, myosotis ramosissima, myosotis stricta, pilosella peleteriana, plantago afra, poa annua, poa nemoralis, poterium sanguisorba, rorippa sylvestris, rumex acetosella, saponaria officinalis, scleranthus polycarpos, sedum acre, senecio viscosus, veronica arvensis