Review in this article:

Drawings of British Plants. Part XIV. Adoxaceae-Dipsacaceae. By Stella Ross-Craig.

Darwin's Biological Work: Some Aspects Reconsidered. Edited by P. R. Bell.

Flora of the British Isles, Illustrations, Part II, Rosaceae-Polemoniaceae. By A. R. Clapham, T. G. Tutin and E. F. Warburg. Drawings by Sybil J. Roles.

Protoplasmic Streaming. Protoplasmatologia. Handbuch der Protoplasmaforschung. Edited by L. V. Heilbrunn and F. Weber.

The Ecology of Soil Fungi. An International Symposium. Edited by D. Parkinson and J. S. Waid.

Marine Algae of the Eastern Tropical and Subtropical Coasts of the Americas. By William Randolph Taylor.

Introduction to Plant Geography. By Nicholas Polunin.

Frost, Drought and Heat Resistance. By J. Levitt.