1. Stem cells that make stems
2. The Shoot Apical Meristem: Its Growth and Development. Cambridge: Cambridge University Press. 1998.
3. Developmental Biology. 6th edition. Sunderland, Massachusetts: Sinauer Associates. 2000.
4. Fungal Morphogenesis. Cambridge: Cambridge University Press. 1998.
5. Introduction to Fungi. 2nd edition. Cambridge: Cambridge University Press. 1980.