nl, zuidoost-friesland, quercus robur, rumex acetosella, erica tetralix, rumex angiocarpus, molinia caerulea, calluna vulgaris, agrostis capillaris, deschampsia flexuosa, avenella flexuosa, frangula alnus, sorbus aucuparia, betula pubescens, ceratocapnos claviculata, betula pendula, pinus sylvestris, carex pilulifera, holcus mollis, polygonum aviculare, trifolium repens, ranunculus repens, holcus lanatus, cerastium holosteoides, juncus effusus, lonicera periclymenum, poa annua, achillea millefolium, elymus repens, prunus serotina, spergula arvensis, stellaria media, anthoxanthum odoratum, rumex acetosa, juncus bulbosus, lolium perenne, galeopsis tetrahit, hieracium laevigatum, agrostis stolonifera, vaccinium myrtillus, eriophorum angustifolium, hypochaeris radicata, ornithopus perpusillus, danthonia decumbens, plantago lanceolata, capsella bursa-pastoris, scleranthus annuus, scorzoneroides autumnalis, scleranthus polycarpos, chenopodium album, poa trivialis, gnaphalium uliginosum