piptatherum miliaceum, dactylis glomerata, erigeron floribundus, daucus carota, symphyotrichum squamatum, helminthotheca echioides, holcus lanatus, lepidium graminifolium, lolium arundinaceum, verbena officinalis, cortaderia selloana, dittrichia viscosa, foeniculum vulgare, malva multiflora