be, arr. oostende, agrostis stolonifera, lolium perenne, trifolium repens, ranunculus repens, cirsium arvense, poa trivialis, trifolium fragiferum, juncus gerardii, elymus repens, bolboschoenus maritimus, argentina anserina, alopecurus geniculatus, plantago major, rumex crispus, helosciadium nodiflorum, bellis perennis, eleocharis palustris, poa annua, holcus lanatus, ranunculus sceleratus, ranunculus sardous, hordeum secalinum, poa pratensis, atriplex prostrata, lysimachia maritima, apium nodiflorum, phragmites australis, festuca rubra, cynosurus cristatus, scorzoneroides autumnalis, spergularia marina, polygonum aviculare, dactylis glomerata, plantago lanceolata, ranunculus acris, althaea officinalis, urtica dioica, stellaria media, persicaria amphibia, cotula coronopifolia, tripolium pannonicum, bromus hordeaceus, triglochin maritima, trifolium pratense, juncus inflexus, juncus articulatus, juncus bufonius, rumex acetosa, epilobium hirsutum, cirsium vulgare