be, arr. antwerpen, quercus robur, acer pseudoplatanus, sambucus nigra, prunus serotina, sorbus aucuparia, quercus rubra, urtica dioica, fraxinus excelsior, corylus avellana, glechoma hederacea, populus canadensis, betula pendula, lonicera periclymenum, crataegus monogyna, galium aparine, geum urbanum, alnus glutinosa, ribes rubrum, hedera helix, castanea sativa, heracleum sphondylium, prunus avium, poa trivialis, holcus lanatus, robinia pseudoacacia, frangula alnus, ranunculus repens, galeopsis tetrahit, viburnum opulus, polygonatum multiflorum, cirsium arvense, rubus caesius, moehringia trinervia, agrostis capillaris, arrhenatherum elatius, humulus lupulus, salix caprea, dryopteris carthusiana, fagus sylvatica, carpinus betulus, silene dioica, ficaria verna, symphytum officinale, dryopteris dilatata, alnus incana, cornus sanguinea, populus tremula, prunus padus, angelica sylvestris, pinus sylvestris