elymus repens, erigeron canadensis, cerastium arvense, polygonum aviculare, potentilla argentea, bistorta officinalis, herniaria glabra, inula britannica, spergularia rubra, achillea millefolium, alopecurus geniculatus, argentina anserina, berteroa incana, capsella bursa-pastoris, chenopodium album, gnaphalium uliginosum, hypericum perforatum, juncus compressus, linaria vulgaris, mentha arvensis, plantago major, potentilla norvegica, psammophiliella muralis, rumex acetosella, scrophularia nodosa, setaria viridis, trifolium aureum, trifolium repens, viola tricolor