be, arr. sint-niklaas, urtica dioica, alnus glutinosa, populus canadensis, fraxinus excelsior, glechoma hederacea, symphytum officinale, filipendula ulmaria, galium aparine, sambucus nigra, quercus robur, humulus lupulus, ribes rubrum, poa trivialis, angelica sylvestris, solanum dulcamara, crataegus monogyna, iris pseudacorus, acer pseudoplatanus, heracleum sphondylium, phragmites australis, circaea lutetiana, ranunculus repens, cardamine pratensis, ficaria verna, galeopsis tetrahit, silene dioica, lycopus europaeus, geum urbanum, calystegia sepium, corylus avellana, lythrum salicaria, phalaris arundinacea, eupatorium cannabinum, viburnum opulus, rumex sanguineus, lysimachia vulgaris, cirsium palustre, juncus effusus, athyrium filix-femina, rubus caesius, alnus incana, geranium robertianum, persicaria hydropiper, carex remota, sorbus aucuparia, hedera helix, holcus lanatus, galium palustre, salix cinerea, epilobium hirsutum