ceratodon purpureus, rumex thyrsiflorus, apera spica-venti, arabidopsis thaliana, arenaria serpyllifolia, cerastium semidecandrum, corynephorus canescens, erigeron canadensis, myosotis arvensis, myosotis stricta, rumex acetosella, senecio vernalis, calamagrostis epigejos, chenopodium album, cladonia subulata, erodium cicutarium, fallopia convolvulus, ornithopus perpusillus, trifolium arvense