text: ceratodon purpureus, corynephorus canescens, festuca filiformis, festuca trachyphylla, jasione montana, rumex acetosella, trifolium arvense, agrostis capillaris, arabidopsis arenosa, artemisia campestris, betula pendula, bromus tectorum, erigeron canadensis, festuca rubra, holcus lanatus, hypericum perforatum, hypochaeris radicata, logfia minima, ornithopus perpusillus, tanacetum vulgare, trifolium campestre