euphorbia helioscopia, hordeum murinum, malva multiflora, rumex obtusifolius, urtica membranacea, bellis perennis, bromus madritensis, carduus pycnocephalus, dactylis glomerata, geranium rotundifolium, parietaria judaica, poa annua, poa trivialis, polycarpon tetraphyllum, sonchus tenerrimus, trifolium repens, urospermum picroides