aira praecox, hypochaeris radicata, ornithopus perpusillus, agrostis capillaris, aira caryophyllea, arabidopsis thaliana, arenaria serpyllifolia, cerastium semidecandrum, chenopodium album, erigeron canadensis, festuca filiformis, jasione montana, bromus hordeaceus, capsella bursa-pastoris, linaria vulgaris, rumex acetosella, spergularia rubra