digitaria ischaemum, herniaria hirsuta, polygonum aviculare, setaria pumila, trifolium arvense, anthemis arvensis, arabidopsis thaliana, arenaria serpyllifolia, centaurea cyanus, convolvulus arvensis, crepis tectorum, equisetum arvense, erigeron canadensis, fallopia convolvulus, herniaria glabra, medicago lupulina, persicaria lapathifolia, psammophiliella muralis, scleranthus annuus, spergula arvensis, polycnemum arvense