urtica dioica, cirsium arvense, phragmites australis, elymus repens, equisetum arvense, holcus mollis, agrostis capillaris, anthriscus sylvestris, arabidopsis thaliana, dactylis glomerata, galium aparine, humulus lupulus, poa trivialis, stellaria media, veronica arvensis, vicia hirsuta, cerastium holosteoides, tripleurospermum maritimum, capsella bursa-pastoris