gb, hertfordshire, hyacinthoides non-scripta, ilex aquifolium, fraxinus excelsior, lonicera periclymenum, fagus sylvatica, quercus robur, hedera helix, pteridium aquilinum, corylus avellana, crataegus monogyna, acer pseudoplatanus, mercurialis perennis, betula pubescens, quercus petraea, arum maculatum, circaea lutetiana, geum urbanum, sorbus aucuparia, galium aparine, viola riviniana, oxalis acetosella, dryopteris dilatata, dryopteris filix-mas, betula pendula, rabelera holostea, urtica dioica, geranium robertianum, primula vulgaris, holcus mollis, castanea sativa, conopodium majus, rubus fruticosus, anemone nemorosa, avenella flexuosa, prunus avium, deschampsia flexuosa, teucrium scorodonia, sambucus nigra, primula acaulis, digitalis purpurea, veronica montana, euphorbia amygdaloides, carex sylvatica, melica uniflora, taxus baccata, stachys sylvatica, veronica chamaedrys, brachypodium sylvaticum, silene dioica, lamium galeobdolon