1. Biological equilibrium in ecosystems 2. Parameters of ecosystems

   • J. Looman

   OriginalPaper Pages: 113 - 135

2. E. G. Minina i A. I. Irošnikov (ed.) Izmenčivosť drevesnych rastenij sibiri (Variability of woody plants of Siberia)

   • Milena Roudná

   Bookreviews Pages: 136 - 136

3. Über Schleier- und Staudengesellschaften mitteleuropäischer Ufersäume

   • Harro Passarge

   OriginalPaper Pages: 137 - 162

4. Plant communities of the Accra Plains, Ghana

   • Jan Jeník
   • J. B. Hall

   OriginalPaper Pages: 163 - 212

5. Species diversity of mangrove and continental drift

   • Emil Hadač

   Brief Communications Pages: 213 - 216

6. Bookreviews

   • Slavomil Hejný
   • Emilie Balátová-Tuláčková
   • Denisa Blažková

   BookReview Pages: 217 - 224