secale cereale, draba verna, equisetum arvense, herniaria hirsuta, ornithopus sativus, oxalis stricta, polycnemum arvense, scleranthus annuus, setaria pumila, anthemis arvensis, apera spica-venti, arabidopsis thaliana, capsella bursa-pastoris, centaurea cyanus, cerastium arvense, cerastium holosteoides, digitaria ischaemum, elymus repens, erigeron canadensis, galeopsis ladanum, juncus bufonius, mentha arvensis, psammophiliella muralis, rumex acetosella, spergula arvensis, triticum aestivum, vicia sativa, agrostemma githago, convolvulus arvensis, plantago lanceolata, polygonum aviculare