Appendix 1-6

Appendix 1: Origin of plants sampled for analysis of nectar sugar composition. Vouchers have been deposited in the herbaria of the Universities of Ulm and/or Bayreuth. Appendix 2 (Data from Jürgens et al., 2002). Pollination mode of Dianthus, Saponaria, Vaccaria, Agrostemma and Silene species based on information from the literature. Appendix 3 (Data from Witt, 2003). Average reproductive success of bagged hermaphrodite flowers of 66 Caryophylloideae species sorted by fruit set, seed set per fruit, and seed set of all bagged flowers. Appendix 4. Flower tube length, anthophore length, hair length and hair density on anthophores of 78 Caryophylloideae. Appendix 5 – SEM of the anthophore region of selected Caryophylloideae. Appendix 6. Species of which a few samples contained traces of possibly other sugars in addition to the main nectar sugars (sucrose, glucose, fructose). Reference list for Appendix