ceratodon purpureus, gagea bohemica, polytrichum piliferum, potentilla verna, sedum album, arabidopsis thaliana, cladonia foliacea, draba verna, hypnum cupressiforme, pleurochaete squarrosa, scleranthus perennis, thymus praecox, trifolium arvense, bryum argenteum, cladonia pyxidata, euphorbia cyparissias, festuca heteropachys