1. Restriction fragment length polymorphisms of the phytohemagglutinin genes inPhaseolus andVigna (Leguminosae)

   • Dorothea Zink
   • Klaus Schumann
   • Walter Nagl

   OriginalPaper Pages: 131 - 146

2. Self-fertility and associated flower head traits in the Iberian taxa ofLactuca and related genera (Asteraceae: Lactuceae)

   • José A. Mejías

   OriginalPaper Pages: 147 - 160

3. Pollen diameter and fertility in nine species ofPuccinellia (Poaceae)

   • M. Antonia Julià
   • Joan Martin Villodre

   OriginalPaper Pages: 161 - 170

4. Ribosomal RNA sequence comparisons demonstrate an evolutionary relationship betweenZygnematales and charophytes

   • B. Surek
   • U. Beemelmanns
   • D. Bhattacharya

   OriginalPaper Pages: 171 - 181

5. Comparison of the Giemsa C-banded karyotypes of the three subspecies ofPsathyrostachys fragilis, subspp.villosus (2x),secaliformis (2x, 4x), andfragilis (2x) (Poaceae), with notes on chromosome pairing

   • Ib Linde-Laursen
   • Claus Baden

   OriginalPaper Pages: 183 - 198

6. Genomic relationships between species of theElymus semicostatus group andElymus sensu lato (Poaceae)

   • Björn Salomon
   • Bao-Rong Lu

   OriginalPaper Pages: 199 - 211

7. Isoenzyme evidence on the systematics ofHordeum sectionMarina (Poaceae)

   • Vello Jaaska

   OriginalPaper Pages: 213 - 226

8. Chemical variation in two species of theLecanora subfusca group (Lecanoraceae, lichenizedAscomycotina)

   • H. T. Lumbsch
   • G. B. Feige
   • J. A. Elix

   OriginalPaper Pages: 227 - 236

9. Nectar by day and night:Siphocampylus sulfureus (Lobeliaceae) pollinated by hummingbirds and bats

   • Marlies Sazima
   • Ivan Sazima
   • Silvana Buzato

   OriginalPaper Pages: 237 - 246

10. The genusIschnea (Asteraceae, Senecioneae) in New Guinea

    • Ulf Swenson

    OriginalPaper Pages: 247 - 263