be, arr. halle-vilvoorde, potentilla indica, arum italicum, symphytum officinale, galanthus nivalis, castanea sativa, glechoma hederacea, heracleum sphondylium, rhododendron ponticum, ribes rubrum, pilosella aurantiaca, pentaglottis sempervirens, fraxinus excelsior, cardamine pratensis, geranium macrorrhizum, arum maculatum, phytolacca acinosa, lysimachia nummularia, eupatorium cannabinum, lamium galeobdolon, corylus avellana, acer pseudoplatanus, ajuga reptans, hyacinthoides non-scripta, geranium phaeum, quercus rubra, silene coronaria, cirsium oleraceum, carpinus betulus, alnus glutinosa, allium ursinum, lathyrus latifolius, circaea lutetiana, filipendula ulmaria, viburnum opulus, lythrum salicaria, geranium pyrenaicum, primula elatior, quercus robur, ranunculus repens, juglans regia, symphoricarpos albus, urtica dioica, sambucus nigra, iris pseudacorus, humulus lupulus, aesculus hippocastanum, fagus sylvatica, lathraea clandestina, euphorbia lathyris, hedera helix