medicago polymorpha, trifolium scabrum, achyrophorus valdesii, anthemis arvensis, bromus madritensis, medicago lupulina, sabulina tenuifolia, silene nocturna, sonchus tenerrimus, trifolium campestre, aira elegans, arenaria leptoclados, blackstonia perfoliata, catapodium rigidum, erodium moschatum, galium murale, hypericum perforatum, melilotus indicus, papaver rhoeas, parentucellia latifolia, reichardia picroides, sagina apetala, saxifraga tridactylites, senecio vulgaris, sherardia arvensis, valantia muralis