be, arr. leuven, quercus rubra, castanea sativa, prunus serotina, amelanchier lamarckii, rhododendron ponticum, potentilla indica, quercus robur, sorbus aucuparia, robinia pseudoacacia, pinus sylvestris, juncus tenuis, silene coronaria, fagus sylvatica, acer pseudoplatanus, lonicera periclymenum, betula pendula, geum macrophyllum, symphoricarpos albus, oxalis stricta, galinsoga quadriradiata, lamium galeobdolon, corylus avellana, pilosella aurantiaca, ilex aquifolium, galanthus nivalis, bidens frondosa, sambucus nigra, teucrium scorodonia, mespilus germanica, frangula alnus, hedera helix, vaccinium myrtillus, dryopteris dilatata, geranium macrorrhizum, convallaria majalis, pteridium aquilinum, phytolacca acinosa, arum italicum, pentaglottis sempervirens, impatiens parviflora, polygonatum multiflorum, hyacinthoides non-scripta, prunus avium, lathyrus latifolius, claytonia perfoliata, erigeron sumatrensis, pinus nigra, oxalis corniculata, epipactis helleborine, dryopteris carthusiana