be, arr. diksmuide, angelica archangelica, bidens frondosa, phragmites australis, urtica dioica, crassula helmsii, symphytum officinale, epilobium hirsutum, ranunculus repens, calystegia sepium, cirsium arvense, lolium multiflorum, lycopus europaeus, poa trivialis, phalaris arundinacea, lythrum salicaria, matricaria discoidea, lepidium didymum, agrostis stolonifera, brassica rapa, heracleum sphondylium, ludwigia grandiflora, azolla filiculoides, melilotus albus, elodea nuttallii, echinochloa crus-galli, veronica persica, stachys palustris, persicaria amphibia, eupatorium cannabinum, solanum dulcamara, ranunculus sceleratus, glyceria maxima, iris pseudacorus, lolium perenne, hydrocotyle ranunculoides, cardamine pratensis, galium aparine, cyperus eragrostis, cotula coronopifolia, geranium pyrenaicum, holcus lanatus, arrhenatherum elatius, erigeron canadensis, rumex hydrolapathum, persicaria hydropiper, glechoma hederacea, lathyrus latifolius, impatiens glandulifera, acorus calamus, erigeron sumatrensis