ceratodon purpureus, apera spica-venti, agrostis gigantea, anthoxanthum aristatum, aphanes australis, rumex acetosella, scleranthus annuus, viola arvensis, centaurea cyanus, fallopia convolvulus, hypochaeris glabra, rhinanthus glacialis, vicia hirsuta, vicia sativa, achillea millefolium, arnoseris minima, equisetum arvense, myosotis arvensis, spergula arvensis, veronica arvensis