be, arr. oostende, castanea sativa, quercus rubra, prunus serotina, quercus robur, lonicera periclymenum, acer pseudoplatanus, rhododendron ponticum, corylus avellana, sorbus aucuparia, robinia pseudoacacia, amelanchier lamarckii, sambucus nigra, hedera helix, lamium galeobdolon, galinsoga quadriradiata, betula pendula, fagus sylvatica, pinus sylvestris, frangula alnus, ilex aquifolium, silene coronaria, potentilla indica, fraxinus excelsior, teucrium scorodonia, mespilus germanica, pteridium aquilinum, dryopteris dilatata, polygonatum multiflorum, galanthus nivalis, hyacinthoides non-scripta, pilosella aurantiaca, urtica dioica, prunus avium, echinochloa crus-galli, veronica persica, arum italicum, carpinus betulus, oxalis stricta, betula pubescens, salix caprea, molinia caerulea, juncus tenuis, athyrium filix-femina, vaccinium myrtillus, lepidium didymum, dryopteris carthusiana, alnus incana, symphoricarpos albus, heracleum sphondylium, alnus glutinosa