trisetaria panicea, anacyclus radiatus, dasypyrum villosum, hordeum murinum, hypochaeris radicata, arenaria leptoclados, avena barbata, bromus hordeaceus, bromus rigidus, carduus pycnocephalus, centaurea sphaerocephala, daucus broteroi, geranium columbinum, lolium perenne, malva sylvestris, plantago lanceolata, pleurochaete squarrosa, salvia verbenaca, trifolium angustifolium, trifolium nigrescens