pteridium aquilinum, avenella flexuosa, pseudoscleropodium purum, digitalis purpurea, potentilla erecta, teucrium scorodonia, castanea sativa, dicranum scoparium, frangula alnus, galium mollugo, galium saxatile, helianthemum nummularium, hypericum pulchrum, hypnum cupressiforme, hypochaeris radicata, melampyrum pratense, molinia caerulea, quercus robur, rumex acetosa, solidago virgaurea, stellaria graminea