text: potentilla argentea, ceratodon purpureus, sedum acre, arenaria serpyllifolia, artemisia absinthium, artemisia vulgaris, berteroa incana, centaurea stoebe, lepidium ruderale, medicago lupulina, apera spica-venti, bromus tectorum, bryum argenteum, erigeron canadensis, medicago falcata, pimpinella saxifraga, rumex acetosella, silene vulgaris, tragopogon dubius, acer platanoides, dactylis glomerata, fallopia convolvulus, hypochaeris radicata, melilotus albus