Adamson, R. S.: The Ecology of a Cambridgeshire Wood.

Baker, J. G.: Elementary Lessons in Plant Geography.

Boulger, G. S.: Plant Geography.

Candolle, A. De: Geographie Botanique Rai-sonnee.

Clements, F. E.: The Development and Structure of Vegetation.

Clements, F. E.: Research Methods in Ecology.

Clements, F. E.: Plant Physiology and Ecology.

Darwin, C.: The Origin of Species.

Drude, O.: Manuel de Geographie Botanique.

Drude, O.: Atlas der Pflanzenverbreitung.

Elger, F.: The Moorlands of East Yorkshire.

Engler, A.: Versuch einer Entwickelungs-geschichte der Pflanzenwelt.

Engler, A., and Drude, O.: Vegetation der Erde.

Flahault, Ch., and Schroter, C: Phytogeo-graphical Nomenclature.

Forbes, A. C: The Development of British Forestry.

Gadow, H.: Geographical Distribution of Animals.

Graebner, P.: Pflanzengeographie.

Graebner, P.: Lehrbuch der Pflanzengeographie.

Grisebach, H. R. A.: Die Vegetation der Erde.

Grisebach, H. R. A.: Uber den Einfluss des Klimas auf die Begrenzung der naturlichen Floren.

Hemsley, W. B.: Report on Insular Floras.

Henslow, G.: Introduction to Plant Ecology.

Herbertson, A. J.: Outlines of Physiography.

Hooker, Sir J. D.: Lecture on Insular Floras.

Horwood, A. R.: Practical Field Botany.

Kinahan, G. H.: A Handy Book on the Reclamation of Waste Lands.

Lewis, F. J.: Geographical Distribution of Vegetation of the Basins of the Rivers Eden, Tees, Wear, and Tyne.

Marcel, H.: Esquisse de la Geographie et de la Vegetation des Highlands d'Ecosse.

Merrill, J. F.: Rocks, Rock-weathering, and Soils.

Meyen, F. J. F.: Botanical Geography.

Moss, C. E.: The Fundamental Limits of Vegetation.

Moss, C. E.: Peat Moors of the Pennines, etc.

Moss, C. E.: Geographical Distribution of Vegetation in Somerset, etc.

Moss, C. E.: Vegetation of the Peak District.

Moss, C. E., Rankin, W. M., and Tansley, A. G.: The Woodlands of England. Nisbet, J.: British Forest Trees. Oliver, F. W.J Blakeney Point. Peacock, E. A. W.: The Rock-soil Analysis of >Plants. Pethybridge, G. H., and Praeger, R. Ll.: The Vegetation of the District lying South of Dublin. Praeger, R. Ll.: A Tourist's Flora of the West of Ireland. Praeger, R. Ll.: Open-air Studies in Botany. Schimper, A. F. W.: Plant Geography on a Physiological Basis. Science in Modern Life.

Smith, R.: Botanical Survey of Scotland, Edinburgh District. Smith, R.: Botanical Survey of Scotland, Part II, North Perthshire. Smith, W. G.: Botanical Survey of Scotland, Forfar and Fife. Smith, W. G., and Moss, C. E.: Geographical Distribution of Vegetation in Yorkshire, Leeds and Halifax District. Smith, W. G., and Rankin, W. M.: Geographical Distribution of Vegetation in Harrogate and Skipton District. Steele, A.: History of Peat Moss. Suess, F.: The Face of the Earth. Tansley, A. G.: Types of British Vegetation. Treub, M.: Flora of Krakatau. Wallace, Sir A. R.: Geographical Distribution. Wallace, Sir A. R.: Island Life. Ward, R, de C: Handbook of Climatology. Warming, E.: Oecological Botany (with good Bibliography). Woodhead, T. W.: Ecology of Woodland Plants, etc. Woodward, H. B.: The Geology of Soils and Substrata. Woodward, H. B.: The Geology of Water Supply. Woodward, H. B.: The Geology of England and Wales. Yapp, R. H.: Wicken Fen.