quercus robur, mercurialis perennis, acer platanoides, corylus avellana, tilia cordata, acer campestre, aegopodium podagraria, asarum europaeum, dryopteris carthusiana, dryopteris filix-mas, galium odoratum, glechoma hederacea, impatiens parviflora, lamium galeobdolon, lathyrus vernus, oxalis acetosella, picea abies, pulmonaria obscura, urtica dioica, euonymus europaeus, myriolecis populicola