text: poa annua, ranunculus repens, apera spica-venti, aphanes arvensis, atriplex patula, capsella bursa-pastoris, cerastium holosteoides, cirsium arvense, convolvulus arvensis, euphorbia helioscopia, galeopsis tetrahit, geranium dissectum, lamium purpureum, legousia speculum-veneris, myosotis arvensis, poa trivialis, sonchus arvensis, thlaspi arvense, veronica agrestis, veronica persica, veronica polita, galinsoga parviflora, galium aparine