ceratodon purpureus, poa pratensis, phleum pratense, brachythecium rutabulum, lolium perenne, polygonum aviculare, rumex acetosella, agrostis capillaris, bryum argenteum, cerastium holosteoides, crepis capillaris, erigeron canadensis, gnaphalium sylvaticum, hypochaeris radicata, jacobaea vulgaris, tripleurospermum maritimum, viola arvensis