pteridium aquilinum, dasypyrum villosum, holcus lanatus, dactylis glomerata, achnatherum bromoides, carex divisa, petrorhagia prolifera, achyrophorus valdesii, avena barbata, briza maxima, bromus hordeaceus, cerastium ligusticum, cladanthus mixtus, clinopodium nepeta, crepis setosa, hypochaeris radicata, knautia integrifolia, logfia gallica, lotus tenuis, lysimachia arvensis, trifolium campestre, trifolium resupinatum, tuberaria guttata