List of Presentations

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• Bräutigam, S., Krahulcová, A., Krahulec, F., Bräutigam, E., Fitze, D., Feulner, M., Fehrer, J. (2000): Hybridogenous complex of Hieracium floribundum/H. pilosella in the low mountains of Central Europe: a complex view. Phylogeography, Hybridisation and Speciation, Aussois, France, April 18-22 (poster) [abstract]
• Chrtek, J. Jr. & Mráz, P. (2006): Hieracium s.str. in the Western Carpathians. 9^th International Hieracium Workshop, September 6-11, Trenta, Slovenia (lecture) [abstract]
• Chrtek, J. Jr., Tonková, M., Plačková, I., Mráz, P., Marhold, K. (2004): The Hieracium nigrescens group in the Sudeten Mountains and the Western Carpathians. 8^th International Hieracium Workshop, Dedinky, Slovakia, June 16-20 (lecture) [abstract]
• Chrtek, J. Jr. (2000): The genus Hieracium s.str. in the Carpathians - once more to the question of apomictic 'microspecies'. 4^th Hieracium Workshop, Niederspree, Germany, May 30 - June 5 (lecture) [abstract]
• Fehrer, J., Krahulcová, A., Chrtek, J., Koltunow, A. (2013): Emergence of different forms of apomixis in closely related lineages of hawkweeds. Recent advances on the evolution of sex and genetic systems (CNRS - Conferences Jacques Monod), May 22-26, Roscoff, France (poster) [abstract]
• Fehrer, J. (2013): Evolutionarily successful asexuals: examples from plants and lichens. Biosyst.EU 2013 Global Systematics, February 16-23, Vienna, Austria (lecture) [abstract]
• Fehrer, J., Chrtek, J. , Krahulcová, A. , Krahulec, F. (2012): Patterns and processes of speciation in two closely related agamic complexes of hawkweeds. 21st Symposium of the section "Biodiversity and Evolutionary Biology" of the German Botanical Society, September 16-19, Mainz, Germany (lecture) [abstract]
• Fehrer J., Chrtek J. (2011): Evolution of the American Hieracium subgenus Chionoracium. 12 th International Hieracium Workshop, June 19-23, Spånhult, Sweden (lecture) [abstract]
• Fehrer, J., Chrtek, J., Krak, K., Bräutigam, S. (2007): Diploid relict species of Asteraceae subtribe Hieraciinae in evolutionary and phylogeographic context. Phylogeography and Conservation of Postglacial Relicts, October 17–20, Luxembourg (poster) [abstract]
• Fehrer, J., Krak, K., Chrtek, J. (2013): Reconstruction of phylogenetic relationships in a highly reticulate group with deep coalescence and recent speciation (Hieracium, Asteraceae). 17th Evolutionary Biology Meeting, September 17-21, Marseille, France (lecture) [abstract]
• Fehrer, J., Krak, K., Chrtek, J. (2011): When low copy nuclear genes are unable to produce species trees despite large genetic variation: Lessons from a highly reticulate plant group (Hieracium). XVIII International Botanical Congress, July 23-30, Melbourne, Australia (lecture) [abstract]
• Fehrer J., Krak K., Chrtek J (2010): Hieracium s.str. speciation and evolution. 11th International Hieracium workshop, January 27-29, Průhonice, Czech Republic (lecture) [abstract]
• Fehrer, J., Krak, K., Chrtek, J. (2009) Extensive ancient hybridization in sexual and apomictic hawkweeds (Hieracium, Asteraceae) and evidence for extinct diversity. International Conference on Polyploidy, Hybridization and Biodiversity, May 17–20, Saint Malo, France (lecture) [abstract]
• Fehrer, J., Krahulec, F., Krahulcová, A. (2006): Species relationships, biogeography, population structure, and reproduction in an agamic complex: Hieracium subgenus Pilosella (Cichoriae, Asteraceae). Genetics of Speciation, Vancouver, Canada, July 21-24 (poster) [abstract] [poster]
• Fehrer, J. (2005): Evolutionary aspects in Hieracium subg. Pilosella. XVII International Botanical Congress, Vienna, Austria, July 18-23 (invited lecture)
• Fehrer, J., Gemeinholzer, B., Krak, K., Bräutigam, S. (2005): Evolutionary aspects in Hieracium subg. Pilosella. XVII International Botanical Congress, Vienna, Austria, July 18-23 (invited lecture) [abstract]
• Fehrer, J., Krahulec, F., Krahulcová, A., Chrtek, J. (2005): Hybridization in Hieracium s.l. (Lactuceae, Asteraceae). 10th Congress of the European Society for Evolutionary Biology, Kraków, Poland, August 15-20 [abstract] [poster]
• Fehrer, J., Gemeinholzer, B., Krak, K., Bräutigam, S. (2004): Hybridization in ancestral Hieracium populations inferred from chloroplast capture events predating the speciation of genera. Botanikertagung 2004, Braunschweig, Germany, September 5-10 (invited lecture) [abstract]
• Fehrer, J. (2003): The role of sexual reproduction in recently established facultative apomicts of Hieracium subgen. Pilosella (Asteraceae). PARTNER-1 workshop (ESF) "Asexuality and time-scales", Wageningen, The Netherlands, November 20-23 (lecture) [abstract]
• Fehrer, J. (2003): Hieracium subgen. Pilosella (Lactuceae, Asteraceae) at clonal, population, species and genus level. Seminar at the Inst. of Plant Genet. and Crop Plant Research, Dept. of Taxonomy (K. Bachmann), Gatersleben, Germany, April 22 (invited lecture)
• Fehrer, J., Krahulcová, A., Krahulec, F., Bräutigam, E., Bräutigam, S. (2003): A chloroplast DNA phylogeny of Hieracium subgen. Pilosella and its relationship to the other subgenera and to Andryala. 7^th Hieracium Workshop, Křivoklát, Czech Republic, May 28 - June 1 (lecture) [abstract]
• Fehrer, J., Krahulcová, A., Krahulec, F., Gemeinholzer, B., Bräutigam, S. (2003): Speciation in facultatively apomictic Hieracium subgen. Pilosella taxa: a bottom-up approach. 11^th New Phytologist Symposium Plant Speciation, Antigonish, Canada, June 25-29 (poster) [abstract]
• Fehrer, J., Bräutigam, E., Bräutigam, S. (2002): Evolution of the Hieracium/Andryala complex based on trnT-trnL sequences. Annual meeting of the German Botanist Society, Freiburg, Germany, September 22-27 (poster) [abstract]
• Fehrer, J., Krahulcová, A., Krahulec, F., Bräutigam, S. (2002): Evolution, hybridisation, and clonal distribution of apo- and amphimictic Pilosella species in a Central European mountain range. Plant species-level systematics: patterns, processes and new applications, Leiden, The Netherlands, November 13-15 (lecture) [abstract]
• Fehrer, J., Šimek, R., Bräutigam, S. (2002): Clonal distribution of apomictic Hieracium subgen. Pilosella species revealed by mini- and microsatellite fingerprinting. 6^th Hieracium workshop, Hirschegg, Austria, July 17-23 (lecture) [abstract]
• Fehrer, J., Cojocariu, C., Bräutigam, S. (2001): Distribution of chloroplast DNA haplotypes of Central European highland species of Hieracium subgen. Pilosella. 5^th Hieracium Workshop, Liptovský Hrádok, Slovakia, July 11-16 (lecture)
• Fehrer, J., Cojocariu, C., Košťálová, V. (2001): Genetic variation of agamic complex species of Hieracium subgen. Pilosella. 15^th International Symposium on Biodiversity and Evolutionary Biology, Bochum, Germany, September 23-28 (poster)
• Fehrer, J., Feulner, M., Bräutigam, S. (1999): Biodiversity, genetic structure and differentiation of Hieracium species (subgen. Pilosella) in the borderland of Saxonia, Czech Republic and Poland. 3^rd Hieracium Workshop, Ružomberok, Slovakia, July 21-25 (lecture)
• Fehrer, J., Bräutigam, E., Bräutigam, S., Fischer, G. (1997): Identification of Hieracium subgen. Pilosella hybrid species using morphological and DNA markers. Advances in Plant Molecular Systematics, Glasgow, Scotland, August 13-15 (poster)
• Ferreira, M.Z.; Álvarez Fernandez, I., Menezes de Sequeira, M., Zahradníček, J., Chrtek, J., Fehrer, J. (2012): Phylogenetic relationships of Andryala L. (Asteraceae): emphasis on the Macaronesian taxa. FloraMac2012, September 5-8, Funchal, Madeira, Portugal (lecture) [abstract]
• Fitze, D., Fehrer, J. (2000): PCR-RFLP studies of non-coding chloroplast DNA in European Hieracium subgen. Pilosella. 4^th Hieracium Workshop, Niederspree, Germany, May 30 - June 5 (poster) [abstract]
• Košťálová, V., Krahulec, F. (2004): Distribution of mixed Hieracium bauhini - H. pilosella populations and hybridization within these populations. 8^th International Hieracium Workshop, Dedinky, Slovakia, June 16-20 (poster) [abstract]
• Koltunow, A., Johnson, S.D., Okada, T., Oelkers, K., Vít, P., Krahulcová, A., Chrtek, J., Fehrer, J. (2012): Apomixis in polyploid Hieracium species. International Conference on Polyploidy, Hybridization and Biodiversity, May 7-10, Průhonice, Czech Republic (invited lecture Koltunow) [abstract]
• Krahulcová, A., Krahulec, F. (2000): Offspring diversity in Hieracium subgen. Pilosella: new cytotypes obtained from hybridization experiments. 4^th Hieracium Workshop, Niederspree, Germany, May 30 - June 5 (lecture) [abstract]
• Krahulcová, A., Krahulec, F. (2002): Diversity in breeding system in Hieracium subgen. Pilosella: comparison of experimental and field data. 6^th Hieracium workshop, Hirschegg, Austria, July 17-23 (lecture)
• Krahulcová, A., Krahulec, F., Vladimirov, V. (2006): Comparison of Hieracium subgen. Pilosella in Bulgarian and Czech populations: how is the interspecific hybridization reflected in population structure? 9^th International Hieracium Workshop, September 6-11, Trenta, Slovenia (lecture) [abstract]
• Krahulcová, A., Papoušková, S. (2001): Reproduction modes in a hybridogenous, facultatively apomictic species Hieracium rubrum. 5^th Hieracium Workshop, Liptovský Hrádok, Slovakia, July 11-16 (poster)
• Krahulcová, A., Papoušková, S., Krahulec, F., Rosenbaumová, R. (2003): Reproduction in a facultative apomict, Hieracium rubrum. 7^th workshop "Biology of Clonal Plants", Kuusamo, Finland, August 2-5 (poster)
• Krahulcová A., Raabe U., Krahulec F. (2010): Pilosella aurantiaca and P. officinarum hybridizing in the field: population structure of an exemplary hybrid swarm in North Rhine-Westphalia, Germany. 11th International Hieracium workshop, January 27-29, Průhonice, Czech Republic (poster) [abstract]
• Krahulcová, A., Rotreklová, O., Krahulec, F., Rosenbaumová, R., Plačková, I. (2007): The role of facultatively apomictic mothers in the generation of ploidy variation in two model populations of hawkweeds (Hieracium subgen. Pilosella, Asteraceae). 3th International conference on apomixis, June 27 – July 2, Wernigerode, Germany (poster) [abstract]
• Krahulcová, A., Rotreklová, O., Krahulec, F. (2012): Role of residual sexuality in apomictic plants: detection, rate and manifestation in populations of Pilosella (Asteraceae, Lactuceae). International Conference on Polyploidy, Hybridization and Biodiversity, May 7-10, Průhonice, Czech Republic (poster) [abstract]
• Krahulcová A., Vladimirov V., Krahulec F., Bräutigam S. (2010): Structure of selected Pilosella populations in Bulgaria and their comparison with Central Europe. 11th International Hieracium workshop, January 27-29, Průhonice, Czech Republic (lecture) [abstract]
• Krahulec, F., Bräutigam, S., Fehrer, J., Krahulcová, A., Chrtek, J., Šimek, R. (2002): The Sudetic group of Hieracium subgen. Pilosella: a synthesis. 6^th Hieracium workshop, Hirschegg, Austria, July 17-23 (lecture)
• Krahulec, F., Bräutigam, S., Chrtek, J. Jr., Fehrer, J., Krahulcová, A., Procházka, F., Schuhwerk, F. (2004): The Hieracium subg. Pilosella in the Šumava Mts. 8^th International Hieracium Workshop, Dedinky, Slovakia, June 16-20 (lecture) [abstract]
• Krahulec, F., Krahulcová, A., Chrtek, J. (1998): Reproduction systems, chromosome numbers and ecological parameters of a group of hybridizing Pilosella populations in a mountain grassland. Symposium IOPB "Plant Evolution in Man-made Habitats", Amsterdam, the Netherlands, August 10-15 (poster)
• Krahulec, F., Krahulcová, A. (1999): Pilosella in the Krkonoše Mts: diversity in ploidy and reproductive systems. 3^rd Hieracium Workshop, Ružomberok, Slovakia, July 21-25 (lecture)
• Krahulec, F., Krahulcová, A. (1999): The distribution of Pilosella spp. in meadow communities. 3^rd Hieracium Workshop, Ružomberok, Slovakia, July 21-25 (poster)
• Krahulec, F., Krahulcová, A., Plačková, I., Štěpánek, J. (2001): Expression of genetic variation at members of agamic complex of Hieracium subgen. Pilosella at different spatial scales. 5^th Hieracium Workshop, Liptovský Hrádok, Slovakia, July 11-16 (lecture)
• Krahulec, F., Krahulcová, A. (2003): Breeding systems in Pilosella: population structure and taxonomic consequences. University of Leicester, September 13, UK (lecture)
• Krahulec F., Krahulcová A., Plačková I., Rosenbaumová R. (2010): Variation in apomictic Pilosella species: do we know how and where it is expressed? 11th International Hieracium workshop, January 27-29, Průhonice, Czech Republic (lecture) [abstract]
• Krahulec, F., Krahulcová, A., Rosenbaumová, R., Fehrer, J. (2005): The role of apomictic species in agamic complexes of Hieracium subgen. Pilosella. 10th Congress of the European Society for Evolutionary Biology, Kraków, Poland, August 15-20 (poster) [abstract]
• Krahulec, F., Krahulcová, A., Rosenbaumová, Papoušková, S. (2006): Diversity of breeding systems in Hieracium subgen. Pilosella: present state of the knowledge. 9^th International Hieracium Workshop, September 6-11, Trenta, Slovenia (lecture) [abstract]
• Krahulec, F., Krahulcová, A., Rosenbaumová, R., Fehrer, J. (2006): The role of apomictic species in agamic complexes of Hieracium subg. Pilosella. 9^th International HieraciumWorkshop, September 6-11, Trenta, Slovenia (poster) [abstract]
• Krahulec, F., Krahulcová, A.,, Rosenbaumová, R., Fehrer, J. (2007): Progeny structure and breeding behavior of facultative apomicts of Hieracium subgen. Pilosella and their experimental hybrids. 3th International conference on apomixis, June 27 – July 2, Wernigerode, Germany (lecture) [abstract]
• Krahulec, F., Krahulcová, A., Rotreklová, O., Rosenbaumová, R., Urfus, T. (2012): Facultative apomixis in Pilosella and its role in evolution. International Conference on Polyploidy, Hybridization and Biodiversity, May 7-10, Průhonice, Czech Republic (poster) [abstract]
• Krak, K., Fehrer, J., Chrtek, J. Jr. (2006): Molecular tools for inferring phylogeny in Hieracium. 9^th International Hieracium Workshop, September 6-11, Trenta, Slovenia (lecture) [abstract]
• Krak, K., Fehrer, J., Chrtek, J., Jr (2008) Reticulation, speciation and patterns of molecular evolution in Hieracium (Asteraceae). Systematics 2008, April 7-11, Goettingen, Germany [abstract]
• Krak K., Fehrer J., Caklová P., Chrtek J. (2010): Three new low-copy nuclear markers for low level systematic studies in the Asteraceae – development and preliminary results of the phylogenetic analysis of Hieracium subgen. Hieracium and Hieracium subgen. Chionoracium. 11th International Hieracium workshop, January 27-29, Průhonice, Czech Republic (lecture) [abstract]
• Krak, K., Chrtek, J., Caklová, P., Fehrer, J. (2012): Reconstruction of phylogenetic relationships in a highly reticulate group with deep coalescence and recent speciation (Hieracium, Asteraceae). International Conference on Polyploidy, Hybridization and Biodiversity, May 7-10, Průhonice, Czech Republic (lecture Krak) [abstract]
• Křišťálová V., Chrtek J., Krahulcová A., Krahulec F. (2010): Populations of the Pilosella species in ruderal habitats within the city of Prague: chromosome numbers and reproductive mode. 11th International Hieracium workshop, January 27-29, Průhonice, Czech Republic (lecture) [abstract]
• Mráz, P., Chrtek, J. Jr., Kirschner, J. (2000): Genetic variability in selected taxa of Hieracium sect. Alpina. 4^th Hieracium Workshop, Niederspree, Germany, May 30 - June 5 (lecture) [abstract]
• Mráz, P., Chrtek, J. Jr., Plačková, I. (2003): First record on recent natural hybridization in Hieracium s.str. 7^th Hieracium Workshop, Křivoklát, Czech Republic, May 28 - June 1 (lecture) [abstract]
• Mráz, P., Šingliarová, B., Chrtek, J., Hodálová, I. (2009): Auto- and allopolyploid speciation within the Pilosella alpicola group with consequences for breeding system and genetic variation. International Conference on Polyploidy, Hybridization and Biodiversity, May 17–20, Saint Malo, France (poster) [abstract]
• Peckert, T., Chrtek, J. Jr. (2000): The Hieracium echioides group in Central Europe. 4^th Hieracium Workshop, Niederspree, Germany, May 30 - June 5 (poster) [abstract]
• Peckert, T., Chrtek, J., Plačková, I. (2004): Genetic variation of agamospermous populations of Hieracium echioides s.l. in the Danube basin. 8^th International Hieracium Workshop, Dedinky, Slovakia, June 16-20 (poster) [abstract]
• Rosenbaumová, R., Krahulec, F. (2004): Residual sexuality as a factor influencing genetic structure within the agamic complex of Hieracium subgenus Pilosella. 8^th International Hieracium Workshop, Dedinky, Slovakia, June 16-20 (poster) [abstract]
• Rosenbaumová, R., Krahulec, F. (2005): Sexual reproduction as a factor influencing population genetic structure in agamic complex of Hieracium subgenus Pilosella. XVII International Botanical Congress, Vienna, Austria, July 18-23 (poster)
• Rosenbaumová, R., Krahulcová, A., Krahulec, F. (2007): Inheritance of apomixis in Hieracium rubrum (Asteraceae). 3th International conference on apomixis, June 27 – July 2, Wernigerode, Germany (poster) [abstract]
• Rosenbaumová R., Krahulcová A., Krahulec F. (2007): Peculiarity of inheritance of apomixis in Hieracium rubrum (Asteraceae). Paradox of sexual reproduction, theory and data, September 14–15, Zürich-Dübendorf, Switzerland (poster) [abstract]
• Rosenbaumová, R., Krahulcová, A., Krahulec, F. (2009): Sexual reproduction as a source of ploidy level variation in the agamic complex of Hieracium subgenus Pilosella (H. pilosella and H. bauhini as model systems). International Conference on Polyploidy, Hybridization and Biodiversity, May 17–20, Saint Malo, France (poster) [abstract]
• Rosenbaumová R., Krahulcová A., Krahulec F. (2010): Sexual reproduction as a source of ploidy level variation in the agamic complex of Hieracium subgenus Pilosella (H. pilosella and H. bauhinii as a model system). 11th International Hieracium workshop, January 27-29, Průhonice, Czech Republic (poster) [abstract]
• Rotreklová O., Krahulcová A. (2010): Variability in morphology, karyology and reproductive behaviour in a hybrid swarm of hawkweeds from Rašovice village (South Moravia). 11th International Hieracium workshop, January 27-29, Průhonice, Czech Republic (poster) [abstract]
• Rotreklová O., Krahulcová A. (2010): Ploidy level and reproductive behaviour in facultatively apomictic high-polyploid Hieracium subgen. Pilosella. 11th International Hieracium workshop, January 27-29, Průhonice, Czech Republic (poster) [abstract]
• Rotreklová, O., Krahulcová, A. (2009): Ploidy level and reproductive behaviour in the facultatively apomictic high-polyploid Hieracium subgen. Pilosella. International Conference on Polyploidy, Hybridization and Biodiversity, May 17–20, Saint Malo, France (poster) [abstract]
• Rotreklová, O., Chrtek, J. Jr. (2002): Hieracium bauhini Besser a H. densiflorum Tausch v ČR. IX^th Congress of the Czech Botanical Society, Prague, Czech Republic, August 19-23 (poster)
• Severa, M., Chrtek, J. Jr. (2002): On Hieracium villosum and some related taxa in the Western Carpathians. 6^th Hieracium workshop, Hirschegg, Austria, July 17-23 (poster) [abstract]
• Suda, J., Krahulcová, A., Krahulec, F., Rosenbaumová, R., Peckert, T. (2003): Genome size variation in Hieracium subgenus Pilosella. Kew Plant Genome Size Discussion Meeting, September 11-12 RBG Kew, UK (poster) [abstract]
• Šimek, R., Fehrer, J., Chrtek, J. Jr. (2001): Study of the species Hieracium cymosum L. in the Czech and Slovak Republic. 5^th Hieracium Workshop, Liptovský Hrádok, Slovakia, July 11-16 (lecture) [abstract]
• Šingliarová, B., Mráz, P., Chrtek, J. Jr., Plačková, I. (2006): Pilosella alpicola subsp. ullepitschii, a diploid endemic taxon of the Carpathians: notes on taxonomy, chorology and ploidy level. 9^th International Hieracium Workshop, September 6-11, Trenta, Slovenia (lecture) [abstract]
• Šingliarová B., Mráz P., Hodálová I, Chrtek J. (2010): Evolutionary significance of polyploidy and hybridization in the Pilosella alpicola group – what we know and what we would like to know. 11th International Hieracium workshop, January 27-29, Průhonice, Czech Republic (lecture) [abstract]
• Šmerda, J., Krak, K., Fehrer, J., Bureš, P., Zedek, F., Zahradníček, J., Chrtek, J. (2012): TY3-gypsy copy number is correlated with genome size in the subtribe Hieraciinae (Lactuceae, Asteraceae). International Conference on Polyploidy, Hybridization and Biodiversity, May 7-10, Průhonice, Czech Republic (poster) [abstract]
• Štorchová, H., Tetera, M., Chrtek, J. Jr., Mráz, P. (2000) Assessment of relationships between diploid and triploid plants of H. alpinum on the basis of RAPD data. 4^th Hieracium Workshop, Niederspree, Germany, May 30 - June 5 (lecture) [abstract]
• Trávníček, P., Chrtek, J., Dočkalová, Z., Růžičková, P., Rauchová, J., Rosenbaumová, R. (2009): Inter-cytotype interaction in populations of plants with ploidy heterogeneity: Pilosella echioides (Asteraceae) as a model system. International Conference on Polyploidy, Hybridization and Biodiversity, May 17–20, Saint Malo, France (poster) [abstract]
• Trávníček P., Chrtek J., Dočkalová Z., Kubátová B., Rauchová J., Rosenbaumová R. (2010): Free sex as a way to long-term persistence of cytotypes in sympatry: study on Pilosella echioides. 19th International Symposium Biodiversity and Evolutionary Biology of the German Botanical Society (DBG), September 16−19, Vienna, Austria (poster) [abstract]
• Trávníček P., Chrtek J., Dočkalová Z., Peckert T., Rosenbaumová R., Rauchová J. (2010): Geographic pattern of cytotype variation in Pilosella echioides (Asteraceae) in Europe. 11th International Hieracium workshop, January 27-29, Průhonice, Czech Republic (lecture) [abstract]
• Trávníček P., Kubátová B., Chrtek J., Rosenbaumová R., Dočkalová Z., Zahradníček J. (2011): Cytotype and genetic variation of Pilosella echioides (Asteraceae) in Central Europe 12 th International Hieracium Workshop, June 19-23, Spånhult, Sweden (lecture) [abstract]
• Trávníček, P., Chrtek, J., Rosenbaumová, R., Herben, T., Dočkalová, Z. (2012): Supremacy of sexual triploids: what drives cytotype coexistence in Pilosella echioides? International Conference on Polyploidy, Hybridization and Biodiversity, May 7-10, Průhonice, Czech Republic (poster) [abstract]
• Urfus, T., Šingliarová, B., Mráz, P., Krahulec, F. (2006): Pilosella officinarum: longitudinal differences in ploidy level distribution in the Czech Republic and Slovakia. 9^th International Hieracium Workshop, September 6-11, Trenta, Slovenia (lecture Mráz) [abstract]
• Urfus, T., Krahulec, F., Vít, P., Krahulcová, M., Trávníček, P. (2009): Variation in Pilosella officinarum F. W. Schultz et Sch. Bip. in Central Europe: ploidy and breeding systems and their correlation with morphogy. International Conference on Polyploidy, Hybridization and Biodiversity, May 17–20, Saint Malo, France (poster) [abstract]
• Urfus, T., Krahulec, F., Krahulcová, A. (2012): A morphometric analysis of a Pilosella hybrid swarm. International Conference on Polyploidy, Hybridization and Biodiversity, May 7-10, Průhonice, Czech Republic (poster) [abstract]
• Vít, P., Krahulcová, A., Fehrer, J., Koltunow, A. (2012): Distribution of apomixis-related markers in sexual and apomictic Hieracium subg. Pilosella accessions. International Conference on Polyploidy, Hybridization and Biodiversity, May 7-10, Průhonice, Czech Republic (poster) [abstract]
• Zahradníček J., Chrtek J. (2010): Phylogeography of Hieracium intybaceum (Asteraceae). 19th International Symposium Biodiversity and Evolutionary Biology of the German Botanical Society (DBG), September 16−19, Vienna, Austria (poster) [abstract]
• Zahradníček J., Fehrer J., Krak K., Chrtek J. (2010): Genome size and evolutionary history of Mediterranean-Macaronesian genus Andryala (Hieraciinae, Asteraceae). FloraMac 2010, September 23−25, Ponta Delgada, Azores, Portugal (poster) [abstract]
• Zahradníček J., Chrtek J. (2011): Phylogeography of Hieracium intybaceum (Asteraceae). 12 th International Hieracium Workshop, June 19-23, Spånhult, Sweden (lecture) [abstract]
• Zahradníček, J., Chrtek, J. (2012): Ploidy level diversity and phylogeography of Hieracium intybaceum (Asteraceae). International Conference on Polyploidy, Hybridization and Biodiversity, May 7-10, Průhonice, Czech Republic (poster) [abstract]

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