be, arr. oostende, ranunculus repens, matricaria discoidea, agrostis stolonifera, lolium perenne, cirsium arvense, poa trivialis, trifolium repens, urtica dioica, polygonum aviculare, plantago major, poa annua, holcus lanatus, rumex crispus, ranunculus sceleratus, lolium multiflorum, cotula coronopifolia, elymus repens, alopecurus geniculatus, phragmites australis, stellaria media, epilobium hirsutum, veronica persica, persicaria maculosa, geranium dissectum, persicaria amphibia, capsella bursa-pastoris, dactylis glomerata, gnaphalium uliginosum, plantago lanceolata, echinochloa crus-galli, atriplex prostrata, cirsium vulgare, heracleum sphondylium, bellis perennis, rumex acetosa, galium aparine, argentina anserina, ranunculus acris, arrhenatherum elatius, matricaria chamomilla, helosciadium nodiflorum, lepidium didymum, bromus hordeaceus, sonchus asper, rumex obtusifolius, bolboschoenus maritimus, cardamine pratensis, calystegia sepium, persicaria hydropiper, phalaris arundinacea