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References

  • Bader, M. Y., and J. A. Ruijten. 2008. A topography-based model of forest cover at the alpine tree line in the tropical Andes. J. Biogeogr. 35:711723.
  • Bader, M. Y., M. Rietkerk, and A. K. Bregt. 2007a. Vegetation structure and temperature regimes of tropical alpine treelines. Arct. Antarct. Alp. Res. 39:353364.
  • Bader, M. Y., I. van Geloof, and M. Rietkerk. 2007b. High solar radiation hinders tree regeneration above the alpine treeline in northern Ecuador. Plant Ecol. 191:3345.
  • Balslev, H. 1988. Distribution patterns of Ecuadorean plant species. Taxon 37:567577.
  • Barthlott, W., A. Hostert, G. Kier, W. Küper, H. Kreft, J. Mutke, et al. 2007. Geographic patterns of vascular plant diversity at continental to global scales. Erdkunde 61:305315.
  • Bates, D., M. Maechler, and B. Bolker. 2014 lme4: Linear mixed-effects models using S4 classes. Available at http://CRAN.R-project.org/package=lme4. (accessed 23 February 2014).
  • Baumann, F. 1988. Geographische Verbreitung und Ökologie südamerikanischer Hochgebirgspflanzen. Beitrag zur Rekonstruktion der quartären Vegetationsgeschichte der Anden. PhD thesis, Geographisches Institut der Universität Zürich, Zürich.
  • Beck, E., and M. Richter. 2008. Ecological aspects of a biodiversity hotspot in the Andes of southern Ecuador. Pp. 195217 in S. R. Gradstein, J. Homeier, D. Gansert, eds. The tropical mountain forest – patterns and processes in a biodiversity hotspot. Biodiversity and Ecology Series, Göttingen.
  • Bendix, J., and M. D. Rafiqpoor. 2001. Studies on the thermal conditions of soils at the upper tree line in the Páramo of Papallacta (Eastern cordillera of Ecuador). Erdkunde 55:257276.
  • Bendix, J., H. Behling, T. Peters, M. Richter, and E. Beck. 2009. Functional biodiversity and climate change along an altitudinal gradient in a tropical mountain rainforest. Pp. 239268 in T. Tscharnke, C. Leuschner, E. Veldkamp, H. Faust, E. Guhardja, A. Bidin, eds. Tropical rainforests and agroforests under global change. Environmental Science and Engineering Subseries: Environmental Science, Heidelberg.
  • Brunschön, C., and H. Behling. 2010. Reconstruction and visualization of upper forest line and vegetation changes in the Andean depression region of south-eastern Ecuador since the last glacial maximum - A multi-site synthesis. Rev. Palaeobot. Palynol. 163:139152.
  • Colwell, R. K., C. X. Mao, and J. Chang. 2004. Interpolating, extrapolating, and comparing incidence-based species accumulation curves. Ecology 85:27172727.
  • Ellenberg, H. 1979. Mans influence on tropical mountain ecosystems in South America. J. Ecol. 67:401416.
  • Emck, P. 2007. A Climatology of South Ecuador. With Special Focus on the Major Andean Ridge as Atlantic-Pacific Climate Divide. PhD thesis. University of Erlangen-Nuremberg, Erlangen. Available at http://www.opus.ub.uni-erlangen.de/opus/volltexte/2007/656/. (accessed 7 February 2013).
  • Fries, A., R. Rollenbeck, T. Nauss, T. Peters, and J. Bendix. 2012. Near surface air humidity in a megadiverse Andean mountain ecosystem of southern Ecuador and its regionalisation. Agric. For. Meteorol. 152:1730.
  • Gentry, A. H. 1982. Neotropical floristic diversity: phytogeographical connections between Central and South America, Pleistocene climatic fluctuations, or an accident of the Andean orogeny? Ann. Mo. Bot. Gard. 69:557593.
  • Gentry, A. H. 1988. Changes in plant community diversity and floristic composition on environmental and geographical gradients. Ann. Mo. Bot. Gard. 75:134.
  • Holtmeier, F. K.. 2003. Mountain timberlines. Ecology, patchiness and dynamics. Adv. Glob. Res. 14:369.
  • Holtmeier, F. K., and G. Broll. 2005. Sensitivity and response of northern hemisphere altitudinal and polar treelines to environmental change at landscape and local scales. Glob. Ecol. Biogeogr. 14:395410.
  • Jokisch, B. D., and B. M. Lair. 2002. One last stand? Forests and change on Ecuador′s eastern Cordillera. Geogr. Rev. 92:235256.
  • Jorgensen, P. M., and S. León-Yánez. (eds.) 1999. Catálogo de las plantas vasculares del Ecuador. Pp. 1181. Missouri Botanical Garden Press, St. Louis, MO, USA.
  • Kessler, M. 1995. Polylepis-Wälder Boliviens: Taxa, Ökologie, Verbreitung und Geschichte. Diss. Bot. 246, 303.
  • Kessler, M., and S. Hohnwald. 1998. Bodentemperaturen innerhalb und außerhalb bewaldeter und unbewaldeter Blockhalden in den bolivianischen Hochanden. Ein Test der Hypothese von Walter & Medina (1969). Erdkunde 52:5462.
  • Killeen, T. J., M. Douglas, T. Consiglio, P. M. Jorgensen, and J. Mejia. 2007. Dry spots and wet spots in the Andean hotspot. J. Biogeogr. 34:13571373.
  • Kindt, R., P. van Damme, and A. J. Simons. 2006. Patterns of species richness at varying scales in western Kenya: planning for agroecosystem diversification. Biodivers. Conserv. 15:32253249.
  • Körner, C. 1998. A re-assessment of high elevation treeline positions and their explanation. Oecologia 115:445459.
  • Körner, C. 2007. Climatic treelines: conventions, global patterns, causes. Erdkunde 61:316324.
  • Körner, C., and J. Paulsen. 2004. A world-wide study of high altitude treeline temperatures. J. Biogeogr. 31:713732.
  • Köster, N., K. Friedrich, J. Nieder, and W. Barthlott. 2009. Conservation of epiphyte diversity in an Andean landscape transformed by human land use. Conserv. Biol. 23:911919.
  • Kull, U. 1991. Ein botanischer Streifzug durch die Cordillera Blanca (Peru). Nat. Mus. 121:257268.
  • Lauer, W., M. D. Rafiqpoor, and J. Bendix. 2001a. Vergleichende Geoökologie der Hochgebirge der Nördlichen (Mexiko) und Südlichen (Bolivien) Randtropen sowie der inneren Tropen (Ecuador). Abhandlungen der Mathematisch – Naturwissenschaftlichen Klasse, 1, 154.
  • Lauer, W., M. D. Rafiqpoor, and I. Theisen. 2001b. Physiogeographie. Vegetation und Syntaxonomie der Flora des Páramo de Papallacta (Ostkordillere Ecuador), Erdwissenschaftliche Forschung 39.
  • Lauer, W., M. D. Rafiqpoor, and J. Bendix. 2003. Vergleichende Geoökologie der Hochgebirge der Nördlichen (Mexiko) und Südlichen (Bolivien) Randtropen sowie der inneren Tropen (Ecuador). Abhandlungen der Mathematisch-Naturwissenschaftlichen Klasse, 1.
  • Miehe, G., and S. Miehe. 1996. Die obere Waldgrenze in tropischen Gebirgen. Geogr. Rundsch. 11:670676.
  • Missouri Botanical Garden (2013) Tropicos. Available at http:// www.tropicos.org/. (accessed 3 March 2013).
  • Muenchow, J., A. Braeuning, E. F. Rodríguez, and H. von Wehrden. 2013a. Predictive mapping of species richness and plant species' distributions of a Peruvian fog oasis along an altitudinal gradient. Biotropica 45:557566.
  • Muenchow, J., H. Feilhauer, A. Braeuning, E. F. Rodríguez, F. Bayer, R. A. Rodríguez, et al. 2013b. Coupling ordination techniques and GAM to spatially predictvegetation assemblages along a climatic gradient in an ENSO-affected region of extremelyhigh climate variability. J. Veg. Sci. 24:11541166.
  • Muenchow, J., S. Hauenstein, A. Braeuning, R. Baeumler, E. F. Rodríguez, and H. von Wehrden. 2013c. Soil texture and altitude, respectively, widely determine the floristic gradient of the most diverse fog oasis in the Peruvian desert. J. Trop. Ecol. 29:427438.
  • Oksanen, J. 2013. Vegan: ecological diversity. Available at http://cran.rproject.org/web/packages/vegan/vignettes/diversity-vegan.pdf. (accessed 25 February 2014).
  • Oksanen, J., F. G. Blanchet, R. Kindt, P. Legendre, P. R. Minchin, R. B. O'Hara, et al. 2014. Package vegan: Community ecology package. Available at http://CRAN.R-project.org/package=vegan. (accessed 21 February 2014).
  • Peters, T. 2009. Struktur und ökologische Merkmale der oberen Waldgrenze in der Andinen Depression. PhD thesis, University of Erlangen-Nuremberg, Erlangen. Available at http://www.opus.ub.uni-erlangen.de/opus/volltexte/2009/1384/. (accessed 2 July 2013).
  • Peters, T., K. H. Diertl, J. Gawlik, M. Rankl, and M. Richter. 2010. Vascular plant diversity in natural and anthropogenic ecosystems in the Andes of Southern Ecuador. Mt. Res. Dev. 30:344352.
  • Pimm, R., and P. Raven. 2000. Biodiversity – extinction by numbers. Nature 403:843845.
  • R Development Core Team. 2014. R: A language and environment for statistical computing. Available at http://www.R-project.org/. (accessed 21 February 2014).
  • Richter, M. 2003. Using epiphytes and soil temperatures for eco-climatic interpretations in Southern Ecuador. Erdkunde 57:161181.
  • Richter, M., and A. Moreira-Munoz. 2005. Heterogeneidad climática y diversidad de la vegetación en el sur de Ecuador: un método de fitoindicación. Rev. Peru. Biol. 12:217238.
  • Richter, M., K. Diertl, T. Peters, and R. Bussmann. 2008. Vegetation structures and ecological features of the upper timberline ecotone. Pp. 123136 in E. Beck, J. Bendix, I. Kottke, F. Makeschin, R. Mosandl, eds. Gradients in a tropical mountain ecosystem of Ecuador. Ecological Studies, Berlin.
  • Richter, M., K. H. Diertl, P. Emck, T. Peters, and E. Beck. 2009. Reasons for an outstanding plant diversity in the tropical Andes of Southern Ecuador. Landsc. Online 12:135.
  • Rodriguez, F., A. Bräuning, A. Gerique, H. Behling, and F. Volland. 2013. Current cultural services: landscape history. Pp. 5366 in J. Bendix, E. Beck, A. Bräuning, F. Makeschin, R. Mosandl, S. Scheu, W. Wilcke, eds. Ecosystem services, biodiversity and environmental change in a tropical mountain ecosystem of south Ecuador. Ecological Studies Series, Berlin, Heidelberg.
  • Rohde, K. 1992. Latitudinal gradients in species diversity: the search for the primary cause. Oikos 65:514527.
  • Sala, O. E., F. S. III Chapin, J. J. Armesto, R. Berlow, J. Bloomfield, R. Dirzo, et al. 2000. Global biodiversity scenarios for the year 2100. Science 287:17701774.
  • Sarkar, D. 2008. Lattice: Multivariate data visualization with R. Springer, New York.
  • Sarmiento, F. O., and L. M. Frolich. 2002. Andean Cloud forest tree lines. Naturalness, Agriculture and the Human Dimension. Mt. Res. Dev. 22:278287.
  • Smith, N., S. A. Mori, A. Henderson, D. Stevenson, and S. Heald. 2004. Flowering plants of the neotropics. Pp. 594. Princeton Univ. Press, New York, USA.
  • Tinner, W., and J. P. Theurillat. 2003. Uppermost limit, extent, and fluctuations of the timberline and treeline ecocline in the Swiss Central Alps during the past 11,500 years. Arct. Antarct. Alp. Res. 35:158169.
  • Treml, V., and M. Banaš. 2008. The effect of exposure on Alpine treeline position: a case study from the High Sudetes, Czech Republic. Arct. Antarct. Alp. Res. 40:751760.
  • Ugland, K. I., J. S. Gray, and K. E. Ellingsen. 2003. The species-accumulation curve and estimation of species richness. J. Anim. Ecol. 72:888897.
  • United States Geological Survey. 2012. Shuttle Radar Topography Mission (SRTM) Data. ftp://e0srp01u.ecs.nasa.gov/srtm/version2/SRTM3/South_America/ last accessed 08/01/2012.
  • Walter, H., and E. Medina. 1969. Die Bodentemperatur als ausschlaggebender Faktor für die Gliederung der subalpinen und alpinen Stufe in den Anden Venezuelas. Ber. Dtsch. Bot. Ges. 82:275281.
  • Weigend, M. 2002. Observations on the biogeography of the Amotape-Huancabamba-Zone in northern Peru. Bot. Rev. 69:3854.
  • Weigend, M. 2004. Additional observations on the biogeography of the Amotape-Huancabamba-Zone in northern Peru. Defining the south-eastern limits. Rev. Peru. Biol. 11:127134.
  • Willig, M. R., D. M. Kaufman, and R. D. Stevens. 2003. Latitudinal gradients of biodiversity: patterns, process, scale and synthesis. Annu. Rev. Ecol. Evol. Syst. 34:273309.
  • Zuur, A. F., E. N. Ieno, N. Walker, A. A. Saveliev, and G. M. Smith. 2009. Mixed effects models and extensions in ecology with R. Springer, New York.