brachythecium albicans, ceratodon purpureus, agrostis capillaris, aira praecox, bromus hordeaceus, cerastium semidecandrum, draba verna, elymus repens, rumex acetosella, veronica arvensis, arabidopsis thaliana, jasione montana, plantago lanceolata, poa annua, taraxacum tortilobum