be, arr. leuven, urtica dioica, filipendula ulmaria, glechoma hederacea, populus canadensis, angelica sylvestris, fraxinus excelsior, galium aparine, alnus glutinosa, symphytum officinale, quercus robur, sambucus nigra, circaea lutetiana, ficaria verna, humulus lupulus, silene dioica, poa trivialis, ranunculus repens, galeopsis tetrahit, heracleum sphondylium, geum urbanum, ribes rubrum, corylus avellana, iris pseudacorus, phalaris arundinacea, cardamine pratensis, solanum dulcamara, lycopus europaeus, acer pseudoplatanus, calystegia sepium, crataegus monogyna, lythrum salicaria, cirsium oleraceum, primula elatior, carex remota, lysimachia vulgaris, athyrium filix-femina, stachys sylvatica, persicaria hydropiper, arum maculatum, carex acutiformis, rumex sanguineus, cirsium palustre, viburnum opulus, juncus effusus, impatiens glandulifera, caltha palustris, phragmites australis, alnus incana, geranium robertianum, hedera helix