agrostis vinealis, polytrichum piliferum, ornithopus perpusillus, carex arenaria, cerastium semidecandrum, poa annua, pohlia nutans, viola arvensis, aphanes arvensis, calamagrostis epigejos, ceratodon purpureus, cladonia fimbriata, hypnum cupressiforme, rumex acetosella, veronica arvensis, erigeron canadensis