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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
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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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Marantochloa purpurea (Ridley)
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