digitaria ischaemum, persicaria hydropiper, psammophiliella muralis, argentina anserina, centaurea cyanus, equisetum arvense, erigeron acris, erigeron canadensis, festuca ovina, lapsana communis, raphanus raphanistrum, rorippa austriaca, rumex acetosella, setaria viridis, spergula arvensis, spergularia rubra