Table of contents for Understanding flowers and flowering : an integrated approach / Beverly J. Glover.

Bibliographic record and links to related information available from the Library of Congress catalog.

Note: Contents data are machine generated based on pre-publication provided by the publisher. Contents may have variations from the printed book or be incomplete or contain other coding.


Counter
Contents
Preface v
SECTION I INTRODUCTION 1
1The Evolution of Flowers3
1.1The origin of flowering plants3
1.2Early reproductive structures7
1.3The first flowers7
1.4Floral diversification8
2Historical Interpretations of Flower Induction and Flower Development10
2.1The foliar theory of the flower10
2.2The foliar theory in an evolutionary context15
2.3The transition to flowering15
2.4Developmental explanations of floral induction16
2.5Environmental explanations of floral induction16
2.6The florigen problem19
SECTION II THE MOLECULAR MECHANISMS OF FLOWERING: INDUCTION AND DEVELOPMENT 21
PART A Induction of Flowering 23
3Flower Induction in Arabidopsis thaliana25
3.1Arabidopsis thaliana as a model system for the study of flowering25
3.2Flowering-time mutants30
4The Autonomous Pathways for Floral Inhibition and Induction35
4.1The floral inhibition pathway35
4.2The autonomous induction pathway39
4.3Other endogenous factors which influence flowering time41
5The Photoperiodic Pathway of Floral Induction43
5.1Sensing daylight43
5.2Measuring time48
5.3Integrating light and clock signals50
6The Vernalization Pathway of Floral Induction and the Role of Gibberellin52
6.1The vernalization promotion pathway52
6.2The gibberellin promotion pathway56
6.3Does gibberellin act in the vernalization promotion pathway as well as independently?58
7Integrating the Arabidopsis thaliana Flower Induction Pathways and Assessing the Extent to Which the Model Is Ubiquitous59
7.1Integrating the flowering-time pathways59
7.2The Arabidopsis flowering-time model in other species63
PART B Development of Flowers 69
8Changes at the Shoot Apical Meristem in Response to Floral Induction71
8.1Physiological changes at the shoot apical meristem71
8.2Shoot apical meristem anatomy72
8.3Gene expression patterns in the shoot apical meristem73
8.4Floral meristem identity genes act downstream of the 
flowering-time integrators74
8.5Floral meristem identity genes74
9Development of the Floral Organs83
9.1The original ABC model of flower development83
9.2The role of D function genes90
9.3The role of E function genes90
9.4The role of cadastral genes92
9.5The quartet model of organ identity94
10The ABC Model in Evolution95
10.1Evolutionary history of MADS box transcription factors95
10.2ABC model in gymnosperms?96
10.3ABC model in monocots?98
10.4Variations on the ABC model101
11Function and Development of Gametophytes103
11.1Alternation of generations in multicellular organisms103
11.2The angiosperm female gametophyte105
11.3The angiosperm male gametophyte107
11.4Events following pollination109
12Preventing Self-fertilization111
12.1Reducing self-pollination in a hermaphroditic flower111
12.2Monoecy113
12.3Dioecy114
12.4Self-incompatibility (SI)115
12.5Sporophytic self-incompatibility (SSI)116
12.6Gametophytic self-incompatibility (GSI)119
12.7Heteromorphic self-incompatibility120
SECTION III POLLINATION SUCCESS: MOLECULAR AND ECOLOGICAL INTERACTIONS 123
PART A How and Why Does Floral Form Vary? 125
13Why Are Flowers Different? Pollination Syndromes--The Theory127
13.1Cross pollination127
13.2Abiotic pollen vectors127
13.3Biotic pollen vectors129
13.4Principles underlying the pollination syndrome concept129
13.5The pollination syndromes130
14Changing Floral Shape and Structure138
14.1Changing corolla size138
14.2Changing corolla symmetry140
14.3Changing petal shape143
14.4Generating a composite inflorescence145
15Colouring the Flower147
15.1Colour as a signal147
15.2Plant pigments148
15.3Carotenoid synthesis149
15.4Flavonoid synthesis151
15.5Betalains156
16Enhancing Flower Colour158
16.1Mixing pigments158
16.2Co-pigmentation158
16.3Regulation of pigment distribution159
16.4The effects of metal ions162
16.5The importance of pH163
16.6The role of petal cell shape165
PART B The Influence of Pollinators on Floral Form 169
17Are Flowers under Selective Pressure to Increase Pollinator Attention?171
17.1Competition for pollinator attention171
17.2Facilitation of pollination172
17.3Techniques for investigating the role of pollinator attention in limiting fitness172
17.4Evidence based on fruit and seed set following hand pollination175
17.5Evidence from mixed species plots176
17.6Analysis of character traits potentially displaced by pollination competition177
18Do Pollinators Discriminate between Different Floral Forms?181
18.1What pollinators see181
18.2What pollinators sense in other ways183
18.3Discrimination between petals of different colours184
18.4Discrimination between corollas of different sizes189
18.5Discrimination between zygomorphic and actinomorphic flowers190
18.6Discrimination between flowers with different petal cell shapes190
18.7Discrimination between flowers on the basis of scent191
19Pollination Syndromes--The Evidence192
19.1Historical context192
19.2Putting the assumptions together193
19.3Evidence for pollination syndromes195
19.4Evidence against pollination syndromes197
19.5The most effective pollinator?198
Epilogue 201
References 203
Index 000

Library of Congress Subject Headings for this publication:

Flowers -- Morphology.
Angiosperms -- Development.
Plants, Flowering of.