text: polygonum aviculare, secale cereale, setaria viridis, chenopodium album, arabidopsis thaliana, artemisia campestris, erigeron canadensis, erodium cicutarium, mentha arvensis, oenothera biennis, ornithopus perpusillus, oxalis acetosella, potentilla argentea, rumex acetosella, scleranthus annuus, sedum acre, senecio vulgaris, spergula arvensis, stellaria media, trifolium arvense, vicia hirsuta, vicia lathyroides, vicia villosa