cirsium arvense, persicaria hydropiper, agrostis stolonifera, carex hirta, glechoma hederacea, urtica dioica, alopecurus geniculatus, elymus repens, holcus lanatus, calystegia sepium, cerastium holosteoides, galium aparine, glyceria fluitans, juncus effusus, phalaris arundinacea, polygonum aviculare, stachys palustris, stellaria media, glyceria maxima, iris pseudacorus, phragmites australis