the invitation

Invitation to Seminar Talk
How (much) do flowers vary? –Unbalanced
disparity among flower functional modules
and a mosaic pattern of morphospace
occupation.
Marion Chartier
University of Vienna
Host: Nick Barton
The staggering diversity of angiosperms and in particular of their flowers has fascinated scientists for
centuries. Yet, what has rarely been addressed are the quantitative distribution of floral morphological
diversity (floral disparity) among angiosperm lineages and the contribution of the different functional
organs of a flower to total floral disparity. Here, we do so by analysing a morphological dataset including
extant and fossil representatives of the large order Ericales. We show that Ericales twenty families occupy
different portions of the floral morphospace in a mosaic pattern. Furthermore, we show that male organs
contribute more to disparity than other floral organs. Our study demonstrates the power of quantitative
analyses to gain new insights into floral evolution and diversity.
Thursday, October 6, 2016, 01:00pm
Seminar room Mondi 1, Central Building, 1st floor
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