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Dr. Alexandra Ley


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Research project
Flower ecology and phylogeny of African Marantaceae

Keywords
Diversity in flower structure, precision in the style movement, flower-animal interaction, pollinator specialization, pollinator behaviour, reproductive system, phylogeny, distribution patterns

Fieldwork
in Gabon (Nov. 2004 to Jan. 2005, Sept. 2005 to Jan. 2006, Oct. to Dec. 2006)

Poster
Ley, A. & R. Claßen-Bockhoff (2005) Floral diversity of African Marantaceae – XVII. International Botanical Congress, Austria Centre Vienna, 17 - 23 July

Ley, A. & R. Claßen-Bockhoff (2006) Floral ecology and pollination of African Marantaceae. 19th Annual Meeting of the Society for Tropical Ecology, Kaiserslautern, 21 – 24 February

Ley, A., Pischtschan, E. & R. Claßen-Bockhoff (2007) Diversity and ontogeny in the hooded staminode of Marantaceae. Botanikertagung, Hamburg, 3 – 7 September

Talks
Ley, A. & R. Claßen-Bockhoff (2006) Parallel evolution in plant-pollinator interactions in African Marantaceae. Botany 2006, Chico, USA. August 2006; 17 th International Symposium Biodiversity and Evolutionary Biology, Bonn. October 2006 and 18th AETFAT Congress in Yaounde, Cameron. February 2007; Scape 2007, Aarhus, Danmark November.


Ley, A., C. Nowicki, W. Barthlott & P.L. Ibisch. Modelling and mapping diversity and endemism patterns of plant species: the example of the orchids of Bolivia. 17 th annual meeting of the Society for Tropical Ecology in Bayreuth, Germany. February 2004





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Publications
Ley, A. & R. Claßen-Bockhoff (accepted) Parallel evolution in plant pollinator interaction in African Marantaceae. Kew Bulletin.

Ley, A., C. Nowicki, W. Barthlott & P.L. Ibisch (2004) Biogeography and spatial diversity. In: Vasquez, Ch. R. & P.L. Ibisch (Ed.) Orchids of Bolivia - Diversity and conservation status Vol.2 Laeliinae, Polystachinae, Sobraliinae with updates of the Pleurothallidinae. Editorial FAN, Santa Cruz de la Sierra, Bolivia. 492-571
.
Ley, A. C. Nowicki & P.L. Ibisch (2004) Distribution maps of the Pleurothallidinae. In: Vasquez, Ch. R. & P.L. Ibisch (Ed.) Orchids of Bolivia - Diversity and conservation status Vol.2 Laeliinae, Polystachinae, Sobraliinae with updates of the Pleurothallidinae. Editorial FAN, Santa Cruz de la Sierra, Bolivia. 402-487.

Nowicki, C., A. Ley, R. Caballero, J.H. Sommer, W. Barthlott & P.L. Ibisch (2004) Extrapolating distribution ranges – BIOM 1.1, a computerized bio-climatic model for the extrapolation of species ranges and diversity patterns. In: Vasquez, Ch. R. & P.L. Ibisch (Ed.) Orchids of Bolivia - Diversity and conservation status Vol.2 Laeliinae, Polystachinae, Sobraliinae with updates of the Pleurothallidinae. Editorial FAN, Santa Cruz de la Sierra, Bolivia. 39-68.





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Cooperation
National Herbarium Libreville, Gabon
Herbarium Vadense, Wageningen, Netherlands
Institut de Recherche en Écologie Tropicale (IRET), Gabon






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Contact
E-mail:
aley@uni-mainz.de







Marantochloa purpurea
(Ridley)