sisymbrium loeselii, tripleurospermum inodorum, atriplex patula, capsella bursa-pastoris, atriplex sagittata, bromus tectorum, carduus acanthoides, cirsium arvense, melilotus officinalis, papaver rhoeas, poa compressa, senecio viscosus, tussilago farfara, bromus sterilis, rumex crispus