text: chenopodium album, fumaria officinalis, alopecurus myosuroides, capsella bursa-pastoris, cirsium arvense, elymus repens, euphorbia helioscopia, lamium amplexicaule, matricaria chamomilla, plantago major, poa annua, polygonum aviculare, senecio vulgaris, solanum nigrum, sonchus arvensis, sonchus asper, sonchus oleraceus, thlaspi arvense, fallopia convolvulus, lepidium coronopus, persicaria amphibia, persicaria lapathifolia, stachys palustris, tussilago farfara, veronica agrestis