text: corylus avellana, populus canadensis, glechoma hederacea, sambucus nigra, acer pseudoplatanus, alnus incana, fraxinus excelsior, urtica dioica, circaea lutetiana, lonicera periclymenum, athyrium filix-femina, hyacinthoides non-scripta, lamium galeobdolon, moehringia trinervia, narcissus pseudonarcissus, polygonatum multiflorum, ribes rubrum