polygonum aviculare, anacyclus valentinus, asphodelus fistulosus, avena barbata, beta vulgaris, bromus hordeaceus, bromus madritensis, catapodium rigidum, centaurea aspera, convolvulus althaeoides, convolvulus arvensis, cynodon dactylon, cyperus rotundus, dittrichia viscosa, ecballium elaterium, erodium malacoides, euphorbia helioscopia, galactites tomentosa, hordeum murinum, lamarckia aurea, lepidium draba, lepidium graminifolium, lobularia maritima, lolium rigidum, malva parviflora, medicago polymorpha, piptatherum miliaceum, plantago coronopus, plantago lanceolata, poa annua, rostraria cristata, rumex pulcher, salvia verbenaca, sonchus oleraceus, sonchus tenerrimus, spergularia rubra, symphyotrichum squamatum, carduus pycnocephalus, carduus tenuiflorus, silybum marianum