Book Reviewed in this article:

Plant Physiology. By H. MOHR and P. SCHOPFER. (Translated by G. and D.W. Lawlor).

Environment and Plant Metabolism. Ed. by N. SMIRNOFF.

Scarce Plants in Britain. By A. STEWART, D. A. PEARMAN and C. D. PRESTON.

Early Evolution of Flowers, Ed. by P. K. ENDRESS and E, M. FRIIS. Plant Systematic and Evolution Supplement 8.

Phyllotaxis: a Systematic Study in Plant Morphogenesis. By Roger V. JEAN.

Myxomycetes: a Handbook of Slime Molds. By Steven L. STEPHENSON and Henry STEMPEN.