centaurea solstitialis, cirsium arvense, kickxia spuria, convolvulus arvensis, ajuga chamaepitys, anchusa azurea, echinops ritro, euphorbia falcata, filago pyramidata, heliotropium europaeum, lactuca virosa, linaria repens, malva sylvestris, melilotus officinalis, reseda phyteuma, rubus caesius, rumex pulcher