C-banding patterns in the AustralianBulbine (Liliaceae): The annual group,B. semibarbata s. lato E. M. Watson OriginalPaper Pages: 1 - 17
Floral evolution and phylogeny in the tribeThelymitreae (Orchidaceae: Neottioideae) Pamela Burns-BaloghPeter Bernhardt OriginalPaper Pages: 19 - 47
Karyosystematics and evolution of AustralianAnnonaceae as compared withEupomatiaceae, Himantandraceae, andAustrobaileyaceae Wilfried Morawetz OriginalPaper Pages: 49 - 79
Distyly and incompatibility inVillarsia congestiflora (Menyanthaceae), with comparative remarks onV. capitata Robert Ornduff OriginalPaper Pages: 81 - 83
Pollination biology ofOpuntia polyacantha andOpuntia phaeacantha (Cactaceae) in southern Colorado Martha M. OsbornPeter G. KevanMeredith A. Lane OriginalPaper Pages: 85 - 94
The lichen generaCatapyrenium andPlacidiopsis in Greenland Othmar BreussEric Steen Hansen OriginalPaper Pages: 95 - 105
New and known taxa ofChlorella (Chlorophyceae): Occurrence as lichen phycobionts and observations on living dictyosomes Elisabeth Tschermak-Woess OriginalPaper Pages: 123 - 139
Rotala cookii: A new species ofLythraceae from India showingHippuris syndrome K. T. JosephV. V. Sivarajan Short Communication Pages: 141 - 144