castanea sativa, pteridium aquilinum, quercus petraea, arrhenatherum longifolium, lonicera periclymenum, teucrium scorodonia, brachypodium pinnatum, frangula alnus, holcus mollis, melampyrum pratense, quercus robur, calluna vulgaris, erica vagans, hypericum pulchrum, populus tremula, potentilla erecta, stachys officinalis