artemisia campestris, draba verna, festuca guestfalica, koeleria glauca, ceratodon purpureus, dianthus carthusianorum, pilosella echioides, silene otites, trifolium arvense, veronica dillenii, arabidopsis thaliana, arenaria serpyllifolia, corynephorus canescens, holosteum umbellatum, rumex acetosella, veronica spicata, verbascum phlomoides, cerastium semidecandrum, centaurea stoebe, erigeron canadensis, myosotis stricta, phleum phleoides, phleum pratense, scabiosa ochroleuca