de, uckermark, helichrysum arenarium, erigeron canadensis, artemisia campestris, corynephorus canescens, euphorbia cyparissias, arenaria serpyllifolia, trifolium arvense, bromus tectorum, senecio vernalis, rumex acetosella, festuca trachyphylla, chondrilla juncea, convolvulus arvensis, elymus repens, rumex angiocarpus, cerastium semidecandrum, jasione montana, artemisia vulgaris, poa angustifolia, spergula morisonii, pilosella officinarum, apera spica-venti, viola arvensis, berteroa incana, veronica dillenii, armeria maritima, petrorhagia prolifera, achillea millefolium, arrhenatherum elatius, myosotis stricta, dianthus carthusianorum, echium vulgare, sedum acre, medicago minima, holosteum umbellatum, plantago lanceolata, hypericum perforatum, silene latifolia, vicia hirsuta, agrostis capillaris, potentilla argentea, silene otites, fallopia convolvulus, draba verna, phleum phleoides, vicia sativa, artemisia absinthium, erodium cicutarium, papaver dubium, teesdalia nudicaulis