castanea sativa, cytisus scoparius, pteridium aquilinum, agrostis stolonifera, avenella flexuosa, calluna vulgaris, danthonia decumbens, hieracium murorum, viola riviniana, cerastium semidecandrum, holcus lanatus, luzula campestris, prunus avium, solidago virgaurea, stellaria media, thymus praecox