be, arr. sint-niklaas, symphytum officinale, urtica dioica, solanum dulcamara, populus canadensis, filipendula ulmaria, galium aparine, phragmites australis, humulus lupulus, alnus glutinosa, glechoma hederacea, iris pseudacorus, lycopus europaeus, lythrum salicaria, angelica sylvestris, calystegia sepium, poa trivialis, galeopsis tetrahit, lysimachia vulgaris, calamagrostis canescens, fraxinus excelsior, phalaris arundinacea, sambucus nigra, quercus robur, eupatorium cannabinum, cirsium palustre, salix cinerea, galium palustre, ranunculus repens, crataegus monogyna, ribes rubrum, cirsium arvense, cardamine pratensis, carex riparia, juncus effusus, rubus caesius, heracleum sphondylium, viburnum opulus, carex acutiformis, epilobium hirsutum, circaea lutetiana, valeriana officinalis, geum urbanum, scutellaria galericulata, persicaria hydropiper, rumex sanguineus, carex acuta, dryopteris carthusiana, holcus lanatus, silene dioica, ficaria verna