REVIEWS

Handbook of the Rubi of Great Britain and Ireland . By the late W. C. R. W atson
Micro-Organisms in the Soil . By A lan B urges
Handlist of the Shropshire Flora . By L. C. L loyd and E. M. R utter
Drawings of British Plants . Part XI. Droseraceae-Ficoidaceae. By S tella R oss -C raig