be, arr. mechelen, quercus rubra, prunus serotina, quercus robur, castanea sativa, amelanchier lamarckii, sorbus aucuparia, lonicera periclymenum, frangula alnus, betula pendula, pinus sylvestris, corylus avellana, polygonatum multiflorum, acer pseudoplatanus, sambucus nigra, potentilla indica, rhododendron ponticum, fagus sylvatica, robinia pseudoacacia, hedera helix, dryopteris dilatata, ilex aquifolium, geum macrophyllum, juncus tenuis, dryopteris carthusiana, lamium galeobdolon, urtica dioica, pteridium aquilinum, alnus glutinosa, silene coronaria, fraxinus excelsior, galeopsis tetrahit, betula pubescens, galinsoga quadriradiata, molinia caerulea, oxalis stricta, avenella flexuosa, prunus avium, teucrium scorodonia, juncus effusus, deschampsia flexuosa, vaccinium myrtillus, bidens frondosa, holcus mollis, athyrium filix-femina, maianthemum bifolium, glechoma hederacea, ceratocapnos claviculata, agrostis capillaris, symphoricarpos albus, ranunculus repens