bombycilaena erecta, alyssum alyssoides, medicago lupulina, medicago sativa, polycnemum majus, anchusa azurea, anthemis arvensis, artemisia campestris, bituminaria bituminosa, centaurea scabiosa, convolvulus arvensis, crepis foetida, cynodon dactylon, delphinium pubescens, echium vulgare, medicago minima, ononis spinosa, papaver rhoeas, polygonum patulum, senecio gallicus, silene vulgaris, sonchus asper