text: castanea sativa, pteridium aquilinum, lonicera periclymenum, quercus robur, prunus avium, holcus mollis, avenella flexuosa, carex flacca, crataegus monogyna, frangula alnus, hedera helix, juncus effusus, melampyrum pratense, rabelera holostea, rubus ulmifolius