text: brachythecium albicans, bromus hordeaceus, ceratodon purpureus, medicago lupulina, poa compressa, saxifraga tridactylites, tanacetum vulgare, trifolium campestre, apera spica-venti, arrhenatherum elatius, artemisia vulgaris, bryum argenteum, erigeron canadensis, festuca rubra, hypericum perforatum, plantago lanceolata, polygonum aviculare, trifolium arvense, verbascum nigrum, veronica arvensis, draba verna