erodium cicutarium, cerastium semidecandrum, ceratodon purpureus, hypochaeris radicata, agrostis capillaris, arabidopsis thaliana, brachythecium albicans, crepis tectorum, elymus repens, erigeron canadensis, holcus lanatus, rumex acetosella, senecio vernalis, spergula morisonii, spergularia rubra, draba verna, viola arvensis, capsella bursa-pastoris