1. Phylogenetic implications of pollen nuclear number in theAraceae

   • Michael H. Grayum

   OriginalPaper Pages: 145 - 161

2. A taxometric analysis of seed proteins in the genusBriza s. l. (Poaceae)

   • G. J. King

   OriginalPaper Pages: 163 - 174

3. The occurrence and significance of amino acids in floral nectar

   • H. G. Baker
   • I. Baker

   OriginalPaper Pages: 175 - 186

4. Floral mimesis inThelymitra nuda (Orchidaceae)

   • Peter Bernhardt
   • Pamela Burns-Balogh

   OriginalPaper Pages: 187 - 202

5. Comparison of the karyotypes ofPsathyrostachys juncea andP. huashanica (Poaceae) studied by banding techniques

   • Ib Linde-Laursen
   • Roland von Bothmer

   OriginalPaper Pages: 203 - 213

6. Contributions to the knowledge of sieve-element plastids inGunneraceae and allied families

   • H.-Dietmar Behnke

   OriginalPaper Pages: 215 - 222

7. Systematics ofNama (Hydrophyllaceae): Flavonoids and phyletic position of sect.Arachnoidea and sect.Cinerascentia

   • John D. Bacon
   • Nianbai Fang
   • Tom J. Mabry

   OriginalPaper Pages: 223 - 228

8. Systematic study ofOsbertia (Asteraceae-Astereae)

   • B. L. Turner
   • Scott Sundberg

   OriginalPaper Pages: 229 - 239

9. Evolution alpiner Populationen vonEuphrasia (Scrophulariaceae): Die tetraploideE. minima

   • Ernst Vitek

   OriginalPaper Pages: 241 - 269

10. Unusual chloroplast structures in endosymbiotic dinoflagellates: A clue to evolutionary differentiation within the genusSymbiodinium (Dinophyceae)

    • Rudolf J. Blank

    OriginalPaper Pages: 271 - 280

11. Dianthus crinitus undD. orientalis, zwei polymorphe Arten und ihre geographischen Rassen im Gebiet der Flora Iranica

    • K. H. Rechinger

    OriginalPaper Pages: 281 - 293

12. A new species ofPsilocybe (Agaricales)

    • Anton Hausknecht
    • Rolf Singer

    OriginalPaper Pages: 295 - 301

13. Notes onClitocybe diosma (Tricholomataceae)

    • Irmgard Krisai
    • Anton Hausknecht

    OriginalPaper Pages: 303 - 308