nl, achterhoek, sorbus aucuparia, quercus robur, lonicera periclymenum, fagus sylvatica, prunus serotina, frangula alnus, quercus rubra, betula pendula, dryopteris dilatata, hedera helix, corylus avellana, ilex aquifolium, polygonatum multiflorum, dryopteris carthusiana, avenella flexuosa, sambucus nigra, amelanchier lamarckii, betula pubescens, deschampsia flexuosa, maianthemum bifolium, pinus sylvestris, holcus mollis, rubus idaeus, vaccinium myrtillus, galeopsis tetrahit, molinia caerulea, ceratocapnos claviculata, acer pseudoplatanus, fraxinus excelsior, agrostis capillaris, prunus padus, moehringia trinervia, pteridium aquilinum, urtica dioica, alnus glutinosa, oxalis acetosella, prunus avium, galium aparine, anemone nemorosa, populus tremula, carex pilulifera, rabelera holostea, holcus lanatus, poa trivialis, juncus effusus, crataegus monogyna, poa nemoralis, athyrium filix-femina, pseudotsuga menziesii, glechoma hederacea