euphorbia serpens, filago pyramidata, schismus barbatus, catapodium rigidum, chondrilla juncea, erigeron bonariensis, filago congesta, rostraria cristata, convolvulus arvensis, euphorbia peplus, galium parisiense, matricaria chamomilla, medicago minima, oxalis corniculata, plantago arenaria, poa annua, polycarpon tetraphyllum, sagina apetala, spergularia rubra, trifolium campestre, trifolium scabrum, veronica arvensis, veronica polita