de, friesland (de), fagus sylvatica, quercus robur, sorbus aucuparia, lonicera periclymenum, avenella flexuosa, deschampsia flexuosa, dryopteris carthusiana, frangula alnus, oxalis acetosella, prunus serotina, vaccinium myrtillus, betula pubescens, dryopteris dilatata, rubus idaeus, ilex aquifolium, maianthemum bifolium, rabelera holostea, betula pendula, carex pilulifera, molinia caerulea, pinus sylvestris, agrostis capillaris, luzula pilosa, holcus mollis, pteridium aquilinum, milium effusum, picea abies, deschampsia cespitosa, juncus effusus, acer pseudoplatanus, hedera helix, anemone nemorosa, populus tremula, corylus avellana, holcus lanatus, galium saxatile, ceratocapnos claviculata, quercus petraea, calluna vulgaris, polygonatum multiflorum, urtica dioica, moehringia trinervia, melampyrum pratense, poa trivialis, carpinus betulus, sambucus nigra, alnus glutinosa, quercus rubra, dryopteris filix-mas, convallaria majalis