text: capsella bursa-pastoris, chenopodium album, convolvulus arvensis, galeopsis tetrahit, lysimachia vulgaris, myosotis arvensis, solanum tuberosum, brassica napus, clinopodium alpinum, equisetum arvense, mentha arvensis, raphanus raphanistrum, thlaspi arvense, trisetum flavescens, viola arvensis, viola tricolor, matricaria discoidea, trifolium repens