cynara cardunculus, crepis pulchra, achillea ageratum, achyrophorus valdesii, beta vulgaris, bromus madritensis, carthamus lanatus, dactylis glomerata, daucus carota, elymus athericus, geropogon hybridus, hordeum murinum, melica ciliata, nigella damascena, parapholis pycnantha, sherardia arvensis, sonchus asper, urospermum picroides