gb, hertfordshire, hedera helix, crataegus monogyna, hyacinthoides non-scripta, ilex aquifolium, fagus sylvatica, fraxinus excelsior, mercurialis perennis, quercus robur, lonicera periclymenum, geum urbanum, pteridium aquilinum, corylus avellana, arum maculatum, rubus fruticosus, galium aparine, urtica dioica, acer pseudoplatanus, quercus petraea, circaea lutetiana, oxalis acetosella, dryopteris filix-mas, viola riviniana, geranium robertianum, dryopteris dilatata, acer campestre, brachypodium sylvaticum, betula pubescens, sambucus nigra, carex sylvatica, rabelera holostea, primula vulgaris, anemone nemorosa, primula acaulis, sorbus aucuparia, melica uniflora, dioscorea communis, euphorbia amygdaloides, veronica montana, betula pendula, prunus spinosa, holcus mollis, sanicula europaea, castanea sativa, taxus baccata, glechoma hederacea, veronica chamaedrys, prunus avium, viola reichenbachiana, ficaria verna, allium ursinum