1. Anatomy and development of the fern sporophyte

   • Richard A. White
   • Melvin D. Turner

   OriginalPaper Pages: 281 - 305

2. Positive interactions among plants

   • Ragan M. Callaway

   OriginalPaper Pages: 306 - 349

3. Pollination and flower diversity in scrophulariaceae

   • Christine M. Kampny

   OriginalPaper Pages: 350 - 366

4. The cytological and genetical mechanisms of plant domestication exemplified by four crop models

   • L. W. D. van Raamsdonk

   OriginalPaper Pages: 367 - 399

5. New books received

   Announcement Pages: 400 - 401