'STAMENOID PETALS' IN A NATURAL HOMEOTIC VARIANT OF

Table of contents
Introduction ......................................................................................................................... 1
Natural variation in flower morphology within the Brassicaceae .................................... 1
Evolutionary developmental genetics of floral organ identity .......................................... 2
Recent insights in the genus Capsella ............................................................................... 3
Capsella apetala revised - case studies in a floral homeotic variant................................ 5
Thesis objectives and chapter outline ................................................................................ 8
REPEATED EVOLUTION OF A FLORAL TRAIT IN CAPSELLA BURSA-PASTORIS - MULTIPLE
ORIGINS OF A HOMEOTIC VARIANT IN NATURAL POPULATIONS .......................................... 4
Abstract............................................................................................................................ 16
Introduction ..................................................................................................................... 17
Methods ........................................................................................................................... 19
Results.............................................................................................................................. 22
Discussion........................................................................................................................ 25
References........................................................................................................................ 28
POPULATION STRUCTURE AND PREZYGOTIC ISOLATION WITHIN A SYMPATRIC
POPULATION OF A NATURALLY OCCURRING FLORAL HOMEOTIC MUTANT AND WILD-TYPE
OF CAPSELLA BURSA-PASTORIS (BRASSICACEAE)............................................................... 31
Abstract............................................................................................................................ 32
Introduction ..................................................................................................................... 33
Methods ........................................................................................................................... 35
Results.............................................................................................................................. 38
Discussion........................................................................................................................ 43
References........................................................................................................................ 48
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