bryum argenteum, erigeron canadensis, funaria hygrometrica, gemmabryum caespiticium, capsella bursa-pastoris, barbula unguiculata, ceratodon purpureus, eragrostis minor, gemmabryum dichotomum, marchantia polymorpha, chenopodium striatiforme, poa annua, senecio vulgaris, stellaria media, veronica polita, galinsoga parviflora, lactuca serriola, plantago major