be, arr. halle-vilvoorde, fraxinus excelsior, quercus robur, arum maculatum, corylus avellana, glechoma hederacea, circaea lutetiana, filipendula ulmaria, alnus glutinosa, urtica dioica, geum urbanum, crataegus monogyna, ficaria verna, sambucus nigra, acer pseudoplatanus, hedera helix, galium aparine, angelica sylvestris, ribes rubrum, primula elatior, polygonatum multiflorum, silene dioica, carpinus betulus, lonicera periclymenum, heracleum sphondylium, anemone nemorosa, athyrium filix-femina, stachys sylvatica, adoxa moschatellina, viburnum opulus, lamium galeobdolon, prunus avium, geranium robertianum, ulmus minor, cornus sanguinea, poa trivialis, cardamine pratensis, ranunculus repens, rumex sanguineus, deschampsia cespitosa, humulus lupulus, hyacinthoides non-scripta, carex remota, acer campestre, ajuga reptans, carex sylvatica, populus canadensis, dryopteris filix-mas, euonymus europaeus, galeopsis tetrahit, prunus spinosa