hordeum vulgare, equisetum arvense, papaver rhoeas, cirsium arvense, galium aparine, stellaria media, vicia hirsuta, capsella bursa-pastoris, fallopia convolvulus, lamium purpureum, lathyrus pratensis, matricaria chamomilla, medicago sativa, myosotis arvensis, polygonum aviculare, thlaspi arvense, trifolium repens, tripleurospermum inodorum