capsella bursa-pastoris, sonchus tenerrimus, draba verna, euphorbia maculata, oxalis corniculata, polycarpon tetraphyllum, sagina apetala, stellaria media, verbena officinalis, anthemis arvensis, cerastium glomeratum, cymbalaria muralis, erigeron sumatrensis, lysimachia arvensis, papaver rhoeas, plantago major, poa annua, portulaca oleracea, tortula muralis, trifolium pratense, trifolium suffocatum, veronica polita