scleranthus annuus, apera spica-venti, alopecurus pratensis, alyssum alyssoides, anthemis arvensis, arenaria serpyllifolia, bassia scoparia, berteroa incana, bromus squarrosus, dysphania botrys, erodium cicutarium, herniaria glabra, plantago lanceolata, poa bulbosa, polygonum aviculare, potentilla argentea, psammophiliella muralis, rorippa pyrenaica, trifolium arvense, viola tricolor