Ecology and floristic composition of heathlands in the Po basin and the Southern Alps (NW Italy)

References

• Angiolini, C., B. Foggi, D. Viciani, and A. Gabellini. 2007. “Acidophytic Shrublands in the North-West of the Italian Peninsula: Ecology, Chorology and Syntaxonomy.” Plant Biosystems 141: 134–163.10.1080/11263500701401315
   Web of Science ®Google Scholar
• Antonietti, A. 1970. “Su un’associazione di brughiera del piede meridionale delle Alpi [On A Heathland Association in the Southern Foot of the Alps].” Berichte des Geobotanischen Institutes der ETH, Stiftung Rübel 40: 9–27.
   Google Scholar
• Ascoli, D., and G. Bovio. 2010. “Tree Encroachment Dynamics in Heathlands of Northwest Italy: The Fire Regime Hypothesis.” Forest 3: 137–143.
   Web of Science ®Google Scholar
• Belloni, S. 1975. “Il clima delle province di Como e di Varese in relazione allo studio dei dissesti idrogeologici [The Climate of the Provinces of Como and Varese in Relation to the Study of Hydrogeological Disasters].” C.N.R. Fondazione per i Problemi Montani dell’Arco Alpino 99: 1–95.
   Google Scholar
• Bensettiti, F., ed. 2001‒05. Cahiers d’habitats Natura 2000. Connaissance et gestion des habitats et des espèces d’intérêt communautaire [Natura 2000 Habitat booklets. Knowledge and Management of Habitats and Species of Community Interest]. Paris: La Documentation française.
   Google Scholar
• Biancotti, A., G. Bellardone, S. Bovo, B. Cagnazzi, L. Giacomelli, and C. Marchisio. 1998. Distribuzione regionale di piogge e temperature [Regional distribution of precipitations and temperatures] Collana Studi Climatici in Piemonte –Volume 1. Torino: Regione Piemonte-Università di Torino.
   Google Scholar
• Biondi, E., C. BLASI, M. Allegrezza, I. Anzellotti, M. M. Azzella, E. Carli, S. Casavecchia, et al. 2014. “Plant communities of Italy: The Vegetation Prodrome.” Plant Biosystems 148: 728–814. 10.1080/11263504.2014.948527
   Web of Science ®Google Scholar
• Borcard, D., F. Gillet, and P. Legendre. 2011. Numerical Ecology with R. New York: Springer Science & Business Media. 10.1007/978-1-4419-7976-6
   Google Scholar
• Botta-Dukát, Z., E. Kovács-Láng, T. Rédei, M., Kertész, and J. Garadnai. 2007. “Statistical and Biological Consequences of Preferential Sampling in Phytosociology: Theoretical Considerations and A Case Study.” Folia Geobotanica 42: 141–152. 10.1007/BF02893880
   Web of Science ®Google Scholar
• Brusa, G., and D. Piazza. 2015. La brughiera pedemontana lombarda: aspetti storici, fattori ecologici e indicazioni gestionali per la sua conservazione [The Lombardy Piedmont Heather: Historical Aspects, Ecological Factors and Management Guidelines for its Conservation]. Lentate sul Seveso: Consorzio del Parco Brughiera Briantea.
   Google Scholar
• Bunce, R. G. H., M. M. B. Bogers, D. Evans, and R. H. G. Jongman. 2013. “Field Identification of Habitats Directive Annex I Habitats as a Major European Biodiversity Indicator.” Ecological Indicators 33: 105–110. 10.1016/j.ecolind.2012.10.004
   Web of Science ®Google Scholar
• Cáceres, M., and P. Legendre. 2009. “Associations Between Species and Groups of Sites: Indices and Statistical Inference.” Ecology 90: 3566–3574. 10.1890/08-1823.1
   PubMed Web of Science ®Google Scholar
• Cerabolini, B., R. Ceriani, and R. De Andreis. 1998. “Biogeographical, Synecological and Syntaxonomical Outlines of Lombardy and Piedmont Lowland Heathlands (NW Italy).” Colloques Phytosociologiques 28: 629–640.
   Google Scholar
• Cerabolini, B., S. Armiraglio, S. Assini, S. Verde, M. Caccianiga, C. Andreis, and F. Sartori. 2005. “Problematiche fitogeografiche e sintassonomiche del territorio lombardo: alcuni esempi [Phytogeographic and Syntaxonomic Problems of the Lombard Territory: Some Examples].” Informatore Botanico Italiano 37: 482–483.
   Google Scholar
• Ceriani, M., and M. Carelli. 1999. Carta delle precipitazioni medie, minime e massime annue del territorio alpino lombardo (registrate nel periodo 1891–1990) [Map of the Average, Minimum and Maximum Annual Precipitations in Lombardy Alpine region (recorded in the period 1891–1990)]. Milano: Regione Lombardia.
   Google Scholar
• Chiarucci, A. 2007. “To Sample or not to Sample? That is the Question.. For the Vegetation Scientist.” Folia Geobotanica 42: 209–216.10.1007/BF02893887
   Web of Science ®Google Scholar
• Chytrý, M., and L. Tichý. 2003. “Diagnostic, Constant and Dominant Species of Vegetation Classes and Alliances of the Czech Republic: A Statistical Revision.” Folia Fac Sci Nat Univ Masaryk Brun Biol 108: 1–231.
   Google Scholar
• Chytrý, M., L. Tichý, J. Holt, and Z. Botta-Dukát. 2002. “Determination of Diagnostic Species with Statistical Fidelity Measures.” Journal of Vegetation Science 13: 79–90. 10.1111/j.1654-1103.2002.tb02025.x
   Web of Science ®Google Scholar
• Conti, F., S. Abbate, A. Alessandrini, and C. Blasi. 2005. An annotated Check-List of the Italian Flora. Roma: Ministero per l’Ambiente.
   Google Scholar
• Ellenberg, H. 1988. Vegetation Ecology of Central Europe. Cambridge: Cambridge University Press.
   Google Scholar
• Ellmauer, T. 1993. “Calluno-Ulicetea.” In Die Pflanzengesellschaften Oesterreichs, edited by L. Mucina, G. Grabherr and T. Ellmauer, I. Teil, 402–419. Jena: Fischer.
   Google Scholar
• Evans, D. 2006. “The Habitats of the European Union Habitats Directive.” Biology and Environment: Proceedings of the Royal Irish Academy 106B: 167–173.
   Google Scholar
• Evans, D. 2010. “Interpreting the Habitats of Annex I: Past, Present and Future.” Acta Botanica Gallica 157: 677–686. 10.1080/12538078.2010.10516241
   Web of Science ®Google Scholar
• Evans, D., and M. Arvela. 2011. Assessment and Reporting under Article 17 of the Habitats Directive. Explanatory Notes & Guidelines for the period 2007-2012. Paris: European Topic Centre on Biological Diversity.
   Google Scholar
• Fagúndez, J. 2012. “Heathlands Confronting Global Change: Drivers of Biodiversity Loss From Past to Future Scenarios.” Annals of Botany 111: 151–172.
   PubMed Web of Science ®Google Scholar
• Feoli, E., E. Pignatti, and S. Pignatti. 1981. “Successione indotta dal fuoco nel Genisto-Callunetum del Carso Triestino [Fire-induced succession in the Genisto-Callunetum of the Trieste Karst].” Studi trentini di scienze naturali: Acta biologica 58: 231–240.
   Google Scholar
• Giacomini, V. 1958. “Sulla vegetazione della Brughiera di Gallarate [About the Vegetation of Heath Gallarate.]” Archivio Botanico e Biogeografico Italiano 34: 63–68.
   Google Scholar
• Gimingham, C. H. 1972. Ecology of Heathlands. London: Chapman Hall.
   Google Scholar
• González, T. E. D. 1998. “Síntesis de la vegetación arbustiva de Europa occidental. I: Brezales (Calluno-Ulicetea) [Synthesis of shrub Vegetation in Western Europe. I: Heathlands (Calluno-Ulicetea)].” Itinera geobotanica 11: 7–31.
   Google Scholar
• Guglielmetto Mugion, L. 1996. “Vegetational aspects of Calluna heathlands in the western Po plain (Turin, NW Piedmont, Italy).” Allionia 34: 343–348.
   Google Scholar
• Hofer, H. R. 1967. “Die wärmeliebenden Felsheiden Insubriens [Thermophilous Heathlands on rocks in Insubria].” Botanische Jahrbücher 87: 176–251.
   Google Scholar
• Kent, M. 2012. Vegetation Description and Data Analysis: A Practical Approach. Chichester: Wiley-Blackwell.
   Google Scholar
• Lonati, M., A. Gorlier, D. Ascoli, R. Marzano, and G. Lombardi. 2009. “Response of the alien species Panicum acuminatum to Disturbance in an Italian lowland heathland.” Botanica Helvetica 119: 105–111.10.1007/s00035-009-0063-3
   Google Scholar
• Lonati, M., and C. Siniscalco. 2010. “Syntaxonomy and synecology of Erica cinerea L. communities in the Alps (North-Western Italy).” Acta Botanica Gallica 157: 493–504. 10.1080/12538078.2010.10516225
   Google Scholar
• Maciejewski, L. 2010. Méthodologie d’élaboration des listes d’«espèces typiques» pour des habitats forestiers d’intérêt communautaire en vue de l’évaluation de leur état de conservation [Methodology to Elaborate Lists of ‘Typical Species’ For Forest Habitats of Community Interest in Order to Assess Their Conservation Status]. Paris: Rapport SPN 2010-12 / MNHN-SPN.
   Google Scholar
• Maes, D., and H. Dyck. 2005. “Habitat Quality and Biodiversity Indicator Performances of A Threatened Butterfly Versus A Multispecies Group For Wet Heathlands In Belgium.” Biological Conservation 123: 177–187. 10.1016/j.biocon.2004.11.005
   Web of Science ®Google Scholar
• Martignoni, M. 2014. “Euphrasia cisalpina Pugsley (Orobanchaceae) nella Brughiera di Gallarate (Lombardia, Italia): dati storici e conferma della stazione nelle aree verdi dell’Aeroporto di Milano Malpensa [Euphrasia cisalpina Pugsley (Orobanchaceae) in the Heathland of Gallarate (Lombardy, Italy): Historical Data and Evidence of its Occurrence in the Green Areas of the Milano Malpensa Airport].” Atti della Società italiana di Scienze Naturali e del Museo Civico di Storia Naturale in Milano 1: 19–24.
   Google Scholar
• Michalcová, D., S. Lvončík, M. Chytrý, and O. Hájek. 2011. “Bias in Vegetation Databases? A Comparison of Stratified-Random and Preferential Sampling.” Journal of Vegetation Science 22: 281–291.10.1111/jvs.2011.22.issue-2
   Web of Science ®Google Scholar
• Murtagh, F., and P. Legendre. 2014. “Ward’s Hierarchical Agglomerative Clustering Method: Which Algorithms Implement Ward’s Criterion?” Journal of Classification 31: 274–295. 10.1007/s00357-014-9161-z
   Web of Science ®Google Scholar
• Nowak, B. 1987. “Untersuchungen zur Vegetation Ostliguriens (Italien) [Studies on the Vegetation of Eastern Liguria].” Dissertationes Botanicae 111: 1–259.
   Google Scholar
• Oberdorfer, E. 1964. “Der insubrische Vegetationskomplex, seine Struktur und Abgrenzung gegen die submediterrane Vegetation in Oberitalien und in der Südschweiz [The Insubrian Vegetation Complex, its Structure and Delimitation Against Sub-Mediterranean Vegetation in Northern Italy and Southern Switzerland].” Beiträge Naturkundlicher Forschung SW-Deutschland 23: 141–187.
   Google Scholar
• Oberdorfer, E., and A. Hofmann. 1967. “Beitrag zur Kenntnis der Vegetation des nordapennin [Contribution to the Knowledge of the Vegetation in Northern Apennine].” Beitr Naturk Forsch SW Deutsch 26: 83–139.
   Google Scholar
• Onno, M. 1933. “Über das ‘Calluno-Ericetum’ in den südlichen Ostalpen [About the ‘Calluno-Ericetum’ in the Southern-Eastern Alps].” Österreichische botanische Zeitschrift 82: 235–244. 10.1007/BF01246319
   Google Scholar
• Pavari, A. 1927. “Boschi e brughiere [Forests and Heathlands].” In Le brughiere, edited by F. Luzzatto, E. Artini, U. Brizi, L. Fenaroli, U. Pratolongo, P. Parisi, V. Alpe and A. Pavari, 234–241. Milano: Federazione Italiana dei Consorzi Agrari.
   Google Scholar
• Poldini, L., G. Oriolo, and C. Francescato. 2004. “Mountain Pine Scrubs and Heaths with Ericaceae in the South-Eastern Alps.” Plant Biosystems 138: 53–85. 10.1080/11263500410001684125
   Web of Science ®Google Scholar
• R Core Team. 2015. R: A Language and Environment for Statistical Computing. Vienna, Austria: R Foundation for Statistical Computing. https://www.R-project.org/.
   Google Scholar
• Rousseeuw, P. J. 1987. “Silhouettes: A Graphical Aid to the Interpretation and Validation of Cluster Analysis.” Journal of Computational and Applied Mathematics 20: 53–65. 10.1016/0377-0427(87)90125-7
   Web of Science ®Google Scholar
• Ter Braak, C. J. F. 1987. “The Analysis Of Vegetation–Environment Relationships by Canonical Correspondence Analysis.” Vegetatio 69: 69–77. 10.1007/BF00038688
   Google Scholar
• Tinner, W., M. Conedera, B. Ammann, and A. F. Lotter. 2005. “Fire Ecology North and South of the Alps since the Last Ice Age.” The Holocene 15: 1214–1226. 10.1191/0959683605hl892rp
   Web of Science ®Google Scholar
• Valese, E., M. Conedera, A. C. Held, and D. Ascoli. 2014. “Fire, Humans and Landscape in the European Alpine Region During the Holocene.” Anthropocene 6: 63–74. 10.1016/j.ancene.2014.06.006
   Google Scholar
• Wallossek, C. 1999. “The Acidophilous Taxa of the Festuca Varia Group in the Alps: New Studies on Taxonomy and Phytosociology.” Folia Geobotanica 34: 47–75. 10.1007/BF02803076
   Web of Science ®Google Scholar
• Webb, N. R. 1998. “The Traditional Management of European Heathlands.” Journal of Applied Ecology 35: 987–990.
   Web of Science ®Google Scholar
• Weber, H. E., J. Moravec, and J. P. Theurillat. 2000. “International Code of Phytosociological Nomenclature.” Journal of Vegetation Science 11: 739–768. 10.2307/3236580
   Web of Science ®Google Scholar