1. Allozyme variation in the sympatric ferns Culcita macrocarpa and Woodwardia radicans at the northern extreme of their ranges

   • L. G. Quintanilla
   • S. Pajarón
   • J. Amigo

   OriginalPaper 14 December 2006 Pages: 135 - 144

2. Genetic population structure in the Mediterranean Serapias vomeracea, a nonrewarding orchid group. Interplay of pollination strategy and stochastic forces?

   • G. Pellegrino
   • A. M. Palermo
   • A. Musacchio

   OriginalPaper 14 December 2006 Pages: 145 - 157

3. On flower visitors and true pollinators: The case of protandrous Heracleum sphondylium L. (Apiaceae)

   • Marcin Zych

   OriginalPaper 22 December 2006 Pages: 159 - 179

4. Matroclinal inheritance of cuticular waxes in reciprocal hybrids of Rosa species, sect. Caninae (Rosaceae)

   • V. Wissemann
   • M. Riedel
   • M. Riederer

   OriginalPaper 14 December 2006 Pages: 181 - 190

5. Phantom hitch-hikers mislead estimates of genetic variation in Antarctic mosses

   • M. I. Stevens
   • S. A. Hunger
   • C. E. C. Gemmill

   OriginalPaper 14 December 2006 Pages: 191 - 201

6. Centaurea tchihatcheffii Fischer & C.A. Meyer (Asteraceae)

   • Kit Tan
   • M. Vural

   OriginalPaper 22 December 2006 Pages: 203 - 207

7. Phylogenetic relationships among Japanese flowering cherries (Prunus subgenus Cerasus) based on nucleotide sequences of chloroplast DNA

   • S. Ohta
   • T. Yamamoto
   • M. Omura

   OriginalPaper 14 December 2006 Pages: 209 - 225

8. Relations between submarginal and marginal sori in ferns IV. The sori of Osmunda and selected Schizaeaceae and their morphological relations

   • A. Schölch

   OriginalPaper 14 December 2006 Pages: 227 - 251

9. Phylogeny of Bonatea (Orchidaceae: Habenariinae) based on molecular and morphological data

   • M. E. Ponsie
   • A. Mitchell
   • S. D. Johnson

   OriginalPaper 14 December 2006 Pages: 253 - 268