anthoxanthum repens, artemisia abrotanum, asparagus officinalis, bidens tripartita, carex melanostachya, cirsium arvense, convolvulus arvensis, eryngium planum, euphorbia tommasiniana, galium rubioides, gratiola officinalis, inula britannica, iris pseudacorus, lysimachia nummularia, lythrum virgatum, plantago major, rorippa palustris, rubia tatarica, scutellaria galericulata, stachys palustris, vicia cracca