cynodon dactylon, plantago arenaria, tragus racemosus, alyssum minutum, anthemis ruthenica, arenaria serpyllifolia, bromus squarrosus, bromus tectorum, centaurea diffusa, centaurea stoebe, crepis foetida, erodium cicutarium, eryngium campestre, erysimum diffusum, euphorbia nicaeensis, geranium pusillum, hordeum murinum, plantago lanceolata, portulaca oleracea, salsola tragus, scolymus hispanicus, tribulus terrestris, xanthium spinosum