text: calluna vulgaris, quercus petraea, castanea sativa, fagus sylvatica, pteridium aquilinum, vaccinium myrtillus, pinus sylvestris, calamagrostis arundinacea, frangula alnus, gentiana asclepiadea, hieracium racemosum, hieracium umbellatum, molinia arundinacea, torminalis glaberrima