achillea millefolium, bromus hordeaceus, arenaria serpyllifolia, cerastium holosteoides, ceratodon purpureus, elymus caninus, erigeron canadensis, jacobaea vulgaris, lolium pratense, plantago lanceolata, poa pratensis, rumex acetosa, silene latifolia, artemisia absinthium, brachythecium albicans, galium mollugo, leontodon hispidus, trifolium repens, vicia hirsuta