1. C-banding patterns in the AustralianBulbine (Liliaceae): The annual group,B. semibarbata s. lato

   • E. M. Watson

   OriginalPaper Pages: 1 - 17

2. Floral evolution and phylogeny in the tribeThelymitreae (Orchidaceae: Neottioideae)

   • Pamela Burns-Balogh
   • Peter Bernhardt

   OriginalPaper Pages: 19 - 47

3. Karyosystematics and evolution of AustralianAnnonaceae as compared withEupomatiaceae, Himantandraceae, andAustrobaileyaceae

   • Wilfried Morawetz

   OriginalPaper Pages: 49 - 79

4. Distyly and incompatibility inVillarsia congestiflora (Menyanthaceae), with comparative remarks onV. capitata

   • Robert Ornduff

   OriginalPaper Pages: 81 - 83

5. Pollination biology ofOpuntia polyacantha andOpuntia phaeacantha (Cactaceae) in southern Colorado

   • Martha M. Osborn
   • Peter G. Kevan
   • Meredith A. Lane

   OriginalPaper Pages: 85 - 94

6. The lichen generaCatapyrenium andPlacidiopsis in Greenland

   • Othmar Breuss
   • Eric Steen Hansen

   OriginalPaper Pages: 95 - 105

7. Notes onConocybe (Bolbitiaceae)

   • Rolf Singer
   • Anton Hausknecht

   OriginalPaper Pages: 107 - 121

8. New and known taxa ofChlorella (Chlorophyceae): Occurrence as lichen phycobionts and observations on living dictyosomes

   • Elisabeth Tschermak-Woess

   OriginalPaper Pages: 123 - 139

9. Rotala cookii: A new species ofLythraceae from India showingHippuris syndrome

   • K. T. Joseph
   • V. V. Sivarajan

   Short Communication Pages: 141 - 144