trisetaria aurea, arenaria leptoclados, barbula unguiculata, catapodium rigidum, galium murale, hypericum perforatum, polycarpon tetraphyllum, sabulina viscosa, chondrilla juncea, didymodon luridus, erigeron canadensis, filago germanica, gemmabryum caespiticium, herniaria glabra, oxalis corniculata, poa annua, sagina apetala, sherardia arvensis, trifolium cherleri, veronica arvensis