text: erica arborea, pinus pinaster, pteridium aquilinum, arbutus unedo, calluna vulgaris, castanea sativa, cytisus scoparius, rubus ulmifolius, avenella flexuosa, erica cinerea, hedera helix, poa nemoralis, quercus ilex, teucrium scorodonia, asplenium onopteris, cistus salviifolius, lonicera periclymenum