Calluna vulgaris (L.) Hull [1 ] Calluna sp. [1 ] Carex sp. [1 ] Phragmites australis (Cav.) Trin. ex Steud. [1 ] Pinus nigra Arnold [1 ] Pinus sp. [1 ] Schoenoplectus sp. [1 ] Scirpus sp. [1 ] Typha sp. [1 ]