trifolium arvense, pilosella officinarum, erigeron acris, populus tremula, tussilago farfara, apera spica-venti, aphanes arvensis, coronilla varia, matricaria discoidea, viola arvensis, arabidopsis thaliana, calamagrostis epigejos, erigeron canadensis, filago arvensis, hypericum perforatum, myosotis ramosissima, potentilla argentea, sagina procumbens, tripleurospermum inodorum, vicia tetrasperma, salix caprea, scorzoneroides autumnalis