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Publikationen

Publikationen Klaus Bernhard von Hagen

Hagen, K. B. von (accepted pending revisions). Flora Neotropica Monograph, Halenia (Gentianaceae).

Kadereit, J. W. and K. B. von Hagen (2012): Vom Werden der Vielfalt:Artbildung am Beispiel der Enziangewächse. Pp. 60-67. In: Beck, E. (ed): Die Vielfalt des Lebens. Wiley VCH, Weinheim.

Hamasha, H. R., K. B. von Hagen, and M. Röser (2012): Stipa (Poaceae) and allies in the Old World: molecular phylogenetics realigns genus circumscription and gives evidence on the origin of American and Australian lineages. Plant Syst. Evol. 298: 351-367.

Wahrmund, U., H. Heklau, M. Röser, A. Kästner, E. Vitek, F. Ehrendorfer, and K. B. von Hagen (2010): A molecular phylogeny reveals frequent changes of growth form in Mediterranean/Macaronesian Carlina (Asteraceae). Taxon 59: 367-378.

Hoffmann, M. H., K. B. von Hagen, E. Hörandl, M. Röser, and N. V. Tkach (2010): Sources of the Arctic Flora: Origins of Arctic Species in Ranunculus and Related Genera.Int. J. Plant Sci. 171: 90-106.

Maas, P. J. M., L. Struwe, and K. B. von Hagen (2008): Gentianaceae. Pp. 403-408. In: Hokche, O., P. E. Berry, and O. Huber (eds): Nuevo Catálogo de la Flora Vascular de Venezuela. Fundación Instituto Botánico de Venezuela Dr. Tobias Lasser, Caracas.

Tkach, N. V., M. H. Hoffmann, M. Röser, A. A. Korobkov, and K. B. von Hagen (2008): Parallel evolutionary patterns in multiple lineages of Arctic Artemisia L. (Asteracae). - Evolution 62: 184-198.

Tkach, N. V., M. H. Hoffmann, M. Röser, and K. B. von Hagen (2008): Temporal patterns of evolution in the Arctic explored in Artemisia L. (Asteraceae) lineages of different age. Plant Ecol. Divers. 1: 161-191.

Hagen, K. B. von, G. Seidler, and E. Welk (2008): New evidence for a postglacial homoploid hybrid origin of the widespread Central European Scabiosa columbaria L. s. str. (Dipsacaceae). Plant Syst. Evol. 274: 179-191.

Chassot, P., and K. B. von Hagen (2008): Pollen morphology of the Swertiinae (Gentianaceae): Phylogenetic implications. Bot. J. Linnean Soc. 157: 323-341.

Hagen, K. B. von (2007): Description of new taxa of Halenia Borkh. (Gentianaceae) from Colombia and Venezuela with significance for testing a key innovation hypothesis. - Org. Divers. Evol. 7: 1-11.

Oppen, T., and K. B. von Hagen (2006): Botanische Flugobjekte - 5 Bastelbögen zum Experimentieren. Selbstverlag, verkaufte Auflage 400x.

Hagen, K. B. von (2005): Checklist für die Gentianaceae: 520-522. In: Starmühler, W.: Vorarbeiten zu einer "Flora von Istrien", Teil VIII. - Carinthia II, 195./115.:515-654.

Hagen, K. B. von (2005): Revidierte Belege aus dem "Herbarium Istriacum": 547-550. In: Starmühler, W.: Vorarbeiten zu einer "Flora von Istrien", Teil VIII. - Carinthia II, 195./115.:515-654.

Hagen, K. B. von & Kadereit, J. W. (2003): The diversification of Halenia (Gentianaceae): ecological opportunity versus key innovation. - Evolution 57: 2507-2518.

Kadereit, J. W. & Hagen, K. B. von (2003): The evolution of flower morphology in Gentianaceae-Swertiinae and the roles of key innovations and niche width for the diversification of Gentianella and Halenia in South America. - Int. J. Plant Sci. 164 (5 Suppl.): 441-452.

Hagen, K. B. von (2003): SpecRat 1.0, a small computer program to study shifts in speciation rates. - Schlechtendalia 10: 67-73.

Hagen, K. B. von & Kadereit, J. W. (2002): Phylogeny and flower evolution of the Swertiinae (Gentianaceae-Gentianeae): Homoplasy and the principle of variable proportions. - Syst. Bot. 27 : 548-572.

Struwe, L., Kadereit, J. W., Klackenberg, J., Nilsson, J. S., Thiv, M., von Hagen, K. B. & Albert, V. A. (2002): Systematics, character evolution, and biogeography of Gentianaceae, including a new tribal and subtribal classification. Pp. 21-309. In: Struwe, L. & Albert, V. A. (eds): Gentianaceae - Systematics and Natural History. Cambridge University Press, Cambridge.

Hagen, K. B. von & Kadereit, J. W. (2001): The phylogeny of Gentianella (Gentianaceae) and its colonization of the southern hemisphere as revealed by nuclear and chloroplast DNA sequence variation. - Org. Divers. Evol. 1: 61-79.

Hagen, K. B. von & Kadereit, J. W. (2000): Notes on the systematics and evolution of Gentiana sect. Ciminalis . - Bot. Jahrb. Syst. 122 : 305-339.

Hungerer, K. B. & Kadereit, J. W. (1998): The phylogeny and biogeography of Gentiana L. sect. Ciminalis (Adans.) Dumort.: A historical interpretation of distribution ranges in the European high mountains. - Perspect. Plant Ecol. Evol. Syst. 1: 121-135.

(Stand: 21.08.2020)