corynephorus canescens, holcus lanatus, agrostis capillaris, aira praecox, cerastium semidecandrum, hypochaeris radicata, scleranthus annuus, anthoxanthum aristatum, apera spica-venti, erigeron canadensis, logfia minima, lolium perenne, luzula campestris, ornithopus perpusillus, poa pratensis, rumex acetosella, scorzoneroides autumnalis, senecio sylvaticus, spergula morisonii, teesdalia nudicaulis