atriplex tatarica, bromus commutatus, bromus tectorum, conium maculatum, convolvulus arvensis, dactylis glomerata, descurainia sophia, elymus repens, hordeum murinum, lepidium draba, lepidium ruderale, lolium perenne, poa angustifolia, sisymbrium loeselii, tripleurospermum inodorum