panicum capillare, digitaria sanguinalis, amaranthus retroflexus, atriplex tatarica, bromus tectorum, elymus repens, erigeron canadensis, lolium perenne, medicago lupulina, festuca rupicola, lepidium ruderale, persicaria mitis, plantago major, reseda lutea, rumex patientia, setaria verticillata, setaria viridis, sinapis arvensis