1. Sectile pollinia and relationships in theOrchidaceae

   • John V. Freudenstein
   • Finn N. Rasmussen

   OriginalPaper Pages: 125 - 146

2. Morphological and molecular characterization of a natural hybrid betweenOrchis laxiflora andO. morio (Orchidaceae)

   • P. Caputo
   • S. Aceto
   • R. Nazzaro

   OriginalPaper Pages: 147 - 155

3. The circumscription ofHoffmannseggia (Fabaceae, Caesalpinioideae, Caesalpinieae) and its allies using morphological and cpDNA restriction site data

   • Beryl B. Simpson
   • Bo-Mao Miao

   OriginalPaper Pages: 157 - 178

4. Ascospore septation inDiploschistes (Thelotremataceae, lichenizedAscomycota) and the taxonomic significance of macro- and microcephalic ascospore types

   • H. Thorsten Lumbsch
   • Roland Guderley
   • G. Benno Feige

   OriginalPaper Pages: 179 - 184

5. Two new aero-aquatic species of the hyphomycete genusHelicodendron from Austria

   • Hermann Voglmayr

   OriginalPaper Pages: 185 - 193

6. Ovules and seeds ofDirachma socotrana (Dirachmaceae)

   • F. D. Boesewinkel
   • F. Bouman

   OriginalPaper Pages: 195 - 204

7. Distribution of parental DNA markers inEncelia virginensis (Asteraceae: Heliantheae), a diploid species of putative hybrid origin

   • Gerard J. Allan
   • Curtis Clark
   • Loren H. Rieseberg

   OriginalPaper Pages: 205 - 221

8. Functional aspects of mature seed coat of theCannaceae

   • Peter Graven
   • Chris G. de Koster
   • Ferry Bouman

   OriginalPaper Pages: 223 - 240

9. Anchusella, a new genus ofBoraginaceae from the Central-Eastern Mediterranean

   • Massimo Bigazzi
   • Enio Nardi
   • Federico Selvi

   OriginalPaper Pages: 241 - 264

10. Iridoid glucosides substitution patterns inVerbenaceae and their taxonomic implication

    • Gilsane Lino von Poser
    • Maria Elisa Toffoli
    • Amélia T. Henriques

    OriginalPaper Pages: 265 - 287