hordeum murinum, avena barbata, galium aparine, trifolium repens, bellis perennis, brachypodium distachyon, bromus madritensis, capsella bursa-pastoris, capsella rubella, catapodium rigidum, cerastium semidecandrum, convolvulus arvensis, cynodon dactylon, erigeron sumatrensis, malva sylvestris, medicago lupulina, potentilla reptans, rumex crispus, sisymbrium officinale, trifolium scabrum, veronica arvensis