picea abies, dryopteris dilatata, gymnocarpium dryopteris, ulmus glabra, fagus sylvatica, acer pseudoplatanus, sambucus racemosa, calamagrostis arundinacea, cardamine enneaphyllos, festuca altissima, fraxinus excelsior, lamium galeobdolon, oxalis acetosella, polygonatum verticillatum, prenanthes purpurea, senecio ovatus