avenella flexuosa, quercus rubra, amelanchier lamarckii, pinus sylvestris, quercus robur, dryopteris carthusiana, sorbus aucuparia, betula pendula, fagus sylvatica, prunus serotina, hypnum jutlandicum, frangula alnus, pseudotsuga menziesii, dryopteris dilatata, dicranella heteromalla, dicranum scoparium, lophocolea heterophylla, pleurozium schreberi