plantago coronopus, brachythecium albicans, ceratodon purpureus, draba verna, plantago lanceolata, poa annua, polygonum arenastrum, cerastium glomeratum, medicago minima, sedum album, veronica peregrina, brachythecium rutabulum, bryum argenteum, capsella rubella, erodium cicutarium, sagina apetala, senecio viscosus