xanthium strumarium, althaea officinalis, anthoxanthum repens, artemisia abrotanum, bidens tripartita, bolboschoenus maritimus, bromus inermis, carex praecox, cirsium arvense, convolvulus arvensis, echinochloa crus-galli, elymus repens, eryngium planum, euphorbia esula, euphorbia tommasiniana, galium verum, glycyrrhiza echinata, glycyrrhiza glabra, gratiola officinalis, inula britannica, lotus corniculatus, lythrum virgatum, plantago major, rorippa palustris, rubia tatarica, solanum dulcamara, sporobolus alopecuroides, thalictrum flavum, valeriana officinalis