Reviews

Book Reviewed in this article:
Phloem Transport in Plants. By A. S. C rafts and C. H. C risp .
Introduction to the Fine Structure of Plant Cells. By M yron C. L edbetter and K eith R. P orter .
Symposia of the Society for Experimental Biology No. 25. Control Mechanisms of Growth and Differentiation. Ed. by D. D. D avies and M. B alls .
Plant Lipid Biochemistry. By C. H itchcock and B. W. N ichols .
Cell Respiration. By W. O. J ames .
Prediction and Measurement of Photosynthetic Productivity.
Fortschritte der Botanik , Vol. 32. Ed. by H. E llenberg , K. E sser , H. M erxmüller , P. S itte and H. Z iegler .
Stoffwechselphysiologie der Pflanzen. By G. R ichter .
Pflanzenphysiologie. By D. H ess .
Moleculare Grundlagen der Entwicklung. By H. M ohr and P. S itte .
The Diversity of Green Plants. By P eter B ell and C hristopher W oodcock .
Anatomy of the Monocotyledons. Ed. by C. R. M etcalfe . Vol. V. Cyperaceae. By C. R. M etcalfe .
Soil Micro-organisms. By T. R. G. G ray and S. T. W illiams .
Des Ovules aux Graines. By M. F avre -D uchartre .
Ecology of Leaf Surface Micro-organisms. Ed. by T. F. P reece and C. H. D ickinson .
Fungal Genetics. By J. R. S. F incham and P. R. D ay .
Étude du Mode de Reproduction: Apomixie Facultative du Point de Vue de la Génétique des Populations. (Study of Facultative Apomixis from the View-point of Population Genetics). By J. P erèns .
Drawings of British Plants ; Part XXVIII: Hydrocharitaceae, Orchidaceae. By S tella R oss -C raig .
Plants of Hong Kong. By S. L. T hrower .
An Atlas of Plant Structure , Vol. 1. By B rian B racegirdle and P atricia H. M iles .
Bioiléctricité, Quelques Problèmes. By S. M eylan .
Studying the Past by Pollen Analysis. By R. G. W est .
The Mysterious Origin of Flowering Plants. By K enneth R. S porne .     

REVIEWS

Book Reviewed in this article:
Pigments in Plants . Ed. by F. C zygan .
Nitrogen and Carbon Metabolism . Ed. by J. D erek B ewley .
Advances in Biochemical Engineering . Vol. 18, Plant Cell Cultures II . Managing Editor: A. F iechter .
The Botany of Auckland . By L ucy M. C ranwell .
Photosynthesis . By D. O. H all and K. K. R ao .
Plants and Mineral Salts . By J. F. S utcliffe and D. A. B aker .
The Archives of the Peat Bogs . By S ir H arry G odwin .
The Biology of Mosses . By D. H. S. R ichardson .     

Reviews

Book reviewed in this article:
Plants and Temperature. Ed. by S. P. L ong and F. I. W oodward .
Plant Biotechnology in Agriculture. By K. L indsey and M. G. K. J ones .
Algae and Human Affairs. Ed. by C. A. L embi and J. R. W aaland .
Advances in Plant Pathology. Ed. by D. S. I ngram and P. H. W illiams .
Flora Malesiana, Series I – Spermatophyta , Vol. 10, Part 3. Various authors; General Editor W. J. J. O. de Wilde.     

REVIEWS

Book reviewed in this article:
Plant Cell Structure and Metabolism. By J. L. Hall, T. J. Flowers and R. M. Roberts
The Developmental Biology of Plants and Animals. Ed. by C. F. Graham and P. F. Wareing.
The Physiology of Flowering Plants. (2nd Edition) H. E. Street & H. Öpik.
Nitrogen Metabolism in Plants. By L. Beevers.
Encyclopaedia of Plant Physiology. Volume 2, Transport in Plants II. Part A Cells. Edited by U. Lüttge and M. G. Pitman with a foreword by R.N. Robertson.
The Biology of Plant Phenolics. By J. R. L. Walker.
The Chemotaxonomy of Plants by P. M. Smith.
Lichenology: Progress and Problems. Ed. by D. H. Brown, D. L. Hawksworth and R. H. Bailey.
Microbiology of Aerial Plant Surfaces. Ed. by C. H. Dickinson and T. F. Preece.
Flora Europaea , Vol. 4. Plantaginaceae to Compositae (and Rubiaceae). Edited by T. G. Tutin, V. H. Heywood, N. A. Burges, D. M. Moore, D. H. Valentine, S. M. Walters and D. A. Webb with the assistance of A. O. Chater, R. A. DeFilipps and I. B. K. Richardson.
Flore de France. Fasicule 2. By M. Guinochet & R. de Vilmorin.
Trees and Bushes of Europe. By Oleg Polunin with drawings by Barbara Everard.
Tropical Rain Forest of the Far East. By T. C. Whitmore, with a chapter on soils by C. P. Burnham.
The Forest Service. A Study in Public Land Management. By Glen O. Robinson.
Aquatic Weeds in S.E. Asia (Proceedings of a Regional Seminar on Noxious Aquatic Vegetation, New Delhi, 12–17 December, 1973). Edited by C. K. Varshney and J. Rzoska.
Crop Genetic Resources for Today and Tomorrow (International Biological Programme 2). Ed. O. H. Frankel and J. G. Hawkes.
The Genetics of Algae (Botanical Monographs, Volume 12). Edited by Ralph A. Lewin.
Morphologische Studien im Bereiche der Pyrrhophyta. Das Problem Form und Selektion. By A. Böhm.     

REVIEWS

Les Associations Végétales de la Vallée Moyenne du Niger. By G. R oberty .
Botany, Principles and Problems. By E dmund W. S innott .
A Textbook of Systematic Botany. By D eane B. S wingle .
Botany by Observation: A Text-Book for Australian Schools. By G ladys C arey
A Botanical Bibliography of the Islands of the Pacific. By E lmer D. M errill ; and a Subject Index to the same, by E. H. W alker .
Advances in Genetics. Vol. i. Edited by M. DEMEREC.
Woodland Mosses. By H. W atson .
The Evolution of Gossypium and the Differentiation of the Cultivated Cottons. By J. B. H utchinson , R. A. S ilow and S. G. S tephens .
Ancient Plants and the World They Live in. By H enry N. A ndrews .
The Arboretums and Botanical Gardens of North America. By D onald W yman .
Practical Plant Anatomy . By A driance S. F oster .     

REVIEWS

Review in this article:
The Grass, Fern and Savannah Lands of Ceylon, their Nature and Ecological Significance. By C. H. H olmes .
Guide to the National Pinetum and Forest Plots at Bedgebury. By W. D allimore , R. F. W ood and others. Edited for H.M. Forestry Commission by J. M acdonald and H. J. E dlin .
Elementary Genetics. By W ilma G eorge .
The Stipitate Hydnums of the Eastern United States. By W illiam C hambers C oker and A lma H olland B eere .
Leaf Analysis. By H. L undegårdh , translated by R. L. M itchell .
Trace Elements in Plant Physiology (Lotsya, Vol. 3, I.U.B.S. Colloquia, Series B., No. 1).
Respiration et Métabolisme Azoté ( Etude de physiologie foliaire ) By A lexis M oyse .
Manual of Phycology. An Introduction to the Algae and their Biology. Edited by G ilbert M. S mith .
Recent Advances in the Study of Plant Viruses. By K enneth M. S mith .
An Introduction to the Anatomy of Seed Plants. By E. L. S tover .
Drawings of British Plants. Part V. Caryophyllaceae. By S tella R oss -C raig .
Zur Lebensgeschichte des Schilfs an den Ufern der Schweizer Seen. Beiträge zur geobotanischen Landesaufnahme der Schweiz. Heft 30. By H ans H ürlimann .
Vegetationskarte der Schweiz. In four sheets, I-IV. Scale 1: 200,000. By E mil S chmid .
Native Orchids of North America. By D. S. C orrell .
Advances in Genetics. Vol. IV. Edited by M. D emerec .
Flora of the British Isles. By A. R. C lapham , T. G. T utin and E. F. W arburg .
Introduction to Mycology. By J. A. M acdonald .     

REVIEWS

Book reviewed in this article:
Respiratory Metabolism in Plants . By H arry B eevers .
Plant Pathology: an Advanced Treatise . Volume 2: The Pathogen. Edited by J. G. H orsfall and A. E. D imond .
Flammenphotometrie . By R. H errmann and C. T. J. A lkemade .
Soil Conditions and Plant Growth . By S ir E. J ohn R ussell .
Bacterial Plant Pathogens . By C. S tapp . Translated by A. S choenfeld .
Die Pflanzliche Zellwand . By A. F rey -W yssling
Maps of Distribution of Norwegian Vascular Plants . Edited by K nut F aegri , O lav G jaerevoll , J ohannes L id , R olf N ordhagen . Volume I. Coast Plants by K nut F aegri .
Les forêts acidophiles du Jura. Materiaux pour le levé géobotanique de la Suisse , Fascicule 38. By J. L. R ichard .
A Symposium on Light and Life . Edited by W illiam D. M celroy and B entley G lass .
Woody Plants of Ghana . By F. R. I rvine .     

REVIEWS

Plasticity in Plants. Edited by D. H. J ennings and A. J. T rewavas .
Chemistry of Plant Protection, Volume 1. Sterol Biosynthesis Inhibitors and Anti-Feeding Compounds. Edited by G. H aug and H. H offmann .
Proceedings of a Workshop on Biology and Control of Orobanche. Edited by S. J. T er B org .
Biotechnology in Agriculture and Forestry, Vol. 1, Trees I. Edited by Y. P. S. B ajaj
Handbook of Phycological Methods, Volume 4. Ecological Field Methods; Macroalgae. Edited by M. S. L ittler and D. S. L ittler
Nitrogen Fixation with Non-Legumes. No. 21 in a series Developments in Plant and Soil Science. Edited by F. A. S kinner and P. V omala .
English Names of Wild Flowers. By J. G. D ony , S. L. J ury and F. H. P erring .     

REVIEWS

Grazing in Terrestrial and Marine Environments (British Ecological Society Symposium No. 4). Edited by D. J. C risp
Fundamentals of Botany Series . Edited by W. A. J ensen and L. G. K avaljian
Multivariate Statistical Analysis for Biologists . By H ilary S eal
Differenciation des Cellules Sexuelles et Eécondation chez les Cryptogames (Protoplasmatologia , Vol. VII/3b). By B. V azart
Allgemeine Botanik . By W. N ultsch
Piante Medicinali, Chimica, Farmacologia e Terapia . Vol. II. By R. B enigni , C. C apra and P. E. C attorini
Thermophilic Fungi . By D onald G. C ooney and R alph E merson
The Genera of Flowering Flants (Angiospermae). Based Principally on the Genera Plantarum of G. Bentham and J. D. Hooker. Dicotyledones . vol. 1. By J. H utchinson
Algal Cultures and Phytoplankton Ecology . By G. E. F ogg
Flora Europaea, Vol . 1. Eycopodiaceae to Plantanaceae . Edited by T. G. T utin , V. H. H eywood , N. A. B urges , D. H. V alentine , S. M. W alters and D. A. W ebb
The Biology of the Algae . By F. E. R ound
Flora of the British Isles Illustrations . Part 4. Monocotyledons . Drawings by S ybil J. R oles
Plants and the Ecosystem . By W. D. B illings . (Fundamentals of Botany Series, edited by W. A. J ensen and L. G. K avaljian
Essays on Crop Evolution . Edited by S ir J oseph H utchinson     

Reviews

Book Reviewed in this article:
Botanical Microtechnique and Cytochemistry. By G. P. Berlyn and J. P. Miksche.
Annual Review of Plant Physiology. Ed. by W. R. Briggs.
Mechanical Design in Organisms. By S. A. Wainwright, W. D. Biggs, J. D. Currey & J. M. Gosline.
Uptake of Ions by Plant Roots. By D. J. F. Bowling.
Phytochrome and Photomorphogenesis. By Harry Smith.
Water and Plants. By Hans Meidner and D. W. Sheriff.
Physiological Aspects of Dryland Farming. Edited by U. S. Gupta.
Pollen: Biology, Biochemistry, Management. By R. G. Stanley and H. F. Linskens.
The Evolutionary Significance of the Exine. Ed. by I. K. Ferguson and J. Muller.
Cell Division in Higher Plants. Ed. by M. M. Yeoman.
Intercellular Communication in Plants: Studies on Plasmodesmata Ed. by B. E. S. Gunning & A. W. Robards.
Methods in Plant Ecology. Ed. by S. B. Chapman
Ökologie DER Pflazen By Walter Larcher.
Progress in Botany. Vol. 37. Ed. by H. Ellenberg, K. Esser, H. Merxmüller, E. Schnepf & H. Ziegler.
British Botanical and Horticultural Literature before 1800. By Blanche Henrey.     

REVIEWS

Books reviewed in this article:
Phytochemical Methods. By J. B. H arborne .
Annual Review of Phytopathology , Vol. 11. Ed. by K. F. B aker .
Bacterial and Fungal Diseases of Plants in the Tropics. By G. F. W eber .
Yeast Mould and Plant Protoplasts. Ed. by J. R. V illanueva , I. G arcía -A cha , S. G ascon and F. U ruburu .
Identification of the Larger Fungi. By R oy W atling .
An Atlas of Plant Structure. Vol. 2. By B. B racegirdle and P. H. M iles .
Taxonomy and Ecology. The Systematics Association: Special Volume No. 5. Ed. by V. H. H eywood .
Quantitative and Dynamic Plant Ecology. By K. A. K ershaw .
Models in Ecology. By J. M aynard S mith .
Vegetation of the Earth in Relation to Climate and the Eco-Physiological Conditions. By H. W alter .
A New Ecophysiological Approach to Forest Water Relationships in Arid Climates. By I. G indel .
Flore de France. Vol. 1. By M arcel G uinochet and R oger de V ilmorin .     

Reviews

Book Reviewed in This Article:
Tropische Nutzpflanzen. By H einz B rücher .
The Molecular Biology of Plant Cells. Ed. by H. S mith .
Plant Metabolism. By H. D. K umar and H. N. S ing h.
The Ribonucleic Acids. Ed. by P. R. S tewart and D. S. L etham .
Transport Phenomena in Plants. By D. A. B aker .
Transport of Ions and Water in Animals. Ed. by B. L. G upta , R. B. M oreton , J. L. O scham and B. J. W all .
Water in Plants Bibliography. Ed. by J. P ospisilova and J. S olarova .
Advances in Botanical Research. Vol. 4. Ed. by R. D. P reston and H. W. W oolhouse .
Progress in Botany: Morphology: Physiology: Genetics: Taxonomy: Geobotany. Ed. by H einz E llenerg , K arl E sser , H ermann M erxmuller , E berhard S chnepf and H ubert Z eigler .
Progress in Botany – Morphology, Physiology, Genetics, Taxonomy, Geobotany. Ed. by H. E llenberg , K. E sser , H. M erxmüller , E. S chnepf and H. Z iegler .
Plant Root Systems. By R. S cott R ussell .
Whales, Dolphins and Porpoises. Edited by K enneth S. N orris .     

REVIEWS

Handbuch der Pflanzenkrankheiten. Herausgegeben von Prof. Dr O. A ppel .
Third International Congress of Comparative Pathology, Athens , 1936. Reports , vol. I, part 2. Section of Plant Pathology.
The Genus Septobasidium. By J ohn N. C ouch .
Soilless Growth of Plants. By C arleton E llis and M iller W. S waney .
Plant Growth Substances. By H ugh N icol .
Common British Grasses and Legumes. By J. O. T homas and L. J. D avies .
Plant Ecology. By J. E. W eaver and F. E. C lements .
Forest Bibliography to 31st December 1933. Compiled and published by the Department of Forestry, University of Oxford.
Textbook of Dendrology. By W. M. H arlow and E. S. H abrar .
Cryptogamic Botany. By G ilbert M. S mith . Vol. I: Algae and Fungi.
Evolution. Essays on Aspects of Evolutionary Biology presented to Prof. E. S. Goodrich on his Seventieth Birthday. Edited by G. R. de B eer .
Heredity. By A. F ranklin S hull .     

REVIEWS

Review in this article:
Protoplasmatologia—Handbuch der Protoplasmaforschung . Band II, CI. The Viscosity of Protoplasm. By L. V. H eilbrunn .
Trace Element Problems in Nature . A Symposium in the Botany Department, University of Cape Town. Edited by D r . K. H. S chütte .
Cell, Organism and Milieu. (Seventeenth Growth Symposium). Edited by D orothea R udnick .
Subcellular Particles . Edited by T. H ayashi .
Plant Growth Substances . By L. J. A udus .
Uredineana. Receuil d': études systematiques et biologiques sur les Urédinées du Globe . Tome 5. By A. L. G uyot .
A Textbook of General Physiology . By H. D avson .
Protoplasmatologia . Vol. Ill AI. Le Chondriome de la Cellule Végétale: Morphologie du Chondriome; by P. D angeard .
Analytical Cytology . Edited by R obert C. M ellors .
Blakeslee: The Genus Datura . By A. G. A very , S. S atina and J. R ietsema .
The Royal Botanic Gardens, Kew, Past and Present . By W. B. T urrill .
Drawings of British Plants . Part XIII. Umbelliferae (2), Araliaceae, Cornaceae. By S tella R oss -C raig .
Physiology of Fungi. By V incent W. C ochrane .
Illustrated Moss Flora of Fennoscandia . Vol. II. Musci. Fasc. III. By E lsa N yholm .
An Outline of General Plant Geography . By W. S zafer .
Protoplasmatologia. Handbuch der Protoplasmaforschung . Ed. L. V. Heilbrunn and F. Weber. Vol. VIII; 9a. Polaritút und Inäquale Teilung des pflanzlichen Protoplasten . By Erwin Bünning, Tübingen.     

REVIEWS

Book reviewed in this article:
Salt Marshes and Salt Deserts of the World . By V. J. C hapman . Edited by N. P olunin .
The Measurement of Grassland Productivity . Proceedings of the University of Nottingham Sixth Easter School in Agricultural Science. Edited by Professor J. D. I vins
Intermediary Metabolism in Plants . By D. D. D avies .
Nomenclature of Plants . A Text for the Application by the Case Method of the International Code of Botanical Nomenclature. By H arold S t . J ohn .
Biological Clocks . Cold Spring Harbor Symposia on Quantitative Biology.
A Taxonomic Revision of the Humiriaceae . By J. C uatrecasas .
Models and Analogues in Biology . Fourteenth Symposium of the Society for Experimental Biology.
Encyclopaedia of Plant Physiology. Vol. XI, Parts 1 and 2. Edited by W. R uhland .
Protoplasmatologia. Handbuch der Protoplasmaforschung , Vol. II, C8d. Permeabilitäts-theorien . By V. W artiovaara and R. C ollander .
Handbuch der Pflanzenphysiologie . Edited by W. R uhland . Volume V: The Assimilation of Carbon Dioxide.
Die Pflanzenwelt der Tschechoslovakei . Ergebnisse der 12. internationalen pflanzengeo-graphischen Excursion (IPE) durch die Tschechoslovakei, 1958. Edited by W erner L üdi .
Macromolecular Complexes . Edited by M. V. E dds , J r .
Trace Elements in Plants . By W. S tiles .     

REVIEWS

Book reviewed in this article:
Atlas of the British Flora . Edited by F. H. P erring and S. M. W althrs .
Handbuch der Pflanzenphysiologie: Encyclopedia of Plant Physiology . Vol. XIV: Growth and Growth Substances. Edited by W. R uhland .
Drawings of British Plants . Part XVII: Compositae (3). By S tella R oss -C raig .
Apical Meristems . By F. A. L. C lowes . Botanical Monographs, vol. 2. Edited by W. O. J ames .
Cellular Regulatory Mechanisms . Cold Spring Harbor Symposia on Quantitative Biology
Proceedings of the Summer School of Botany held June 2–15, 1960, at Darjeeling . Edited by P. M aheshwari , B. M. J ohri and I. K. V asil .
Exotic Forest Trees in the British Commonwealth . By R. J. S treets . Edited by Sir H arry C hampion .
A Flora of the Alaskan Arctic Slope . By I. L. W iggins and J. H. T homas
Grundzüge der Pflanzenanatomie . By B. H uber .
Taschenbuch der Botanik . By H. M iehe . Revised by W. M evius .
A Conspectus of Aphids as Vectors of Plant Viruses . By J. S. K ennedy , M. F. D ay and V. F. E astop .
Crop Adaptation and Distribution . By C arroll P. W ilsie .
Flora of Cultivated Plants of the U.S.S.R. Vol. XIII: Perennial Leguminous Plants: Medicago, Melilotus and Trigonella. Edited by E. N. S inskaya . Translated by N. L andau .
Der Federsee . Edited by W. Z immermann .
Carbohydrate Resources within the Perennial Plant . By C. A. P riestley .
Flora of the British Isles . By A. R. C lapham , T. G. T utin and E. F. W arburg .
Mineral Salts Absorption in Plants . By J. F. S utcliffe .
The Development of British Heathlands and their Soils . By G. W. D imbleby .
Annual Review of Plant Physiology , vol. 13. Edited by L. M achlis and W. R. B riggs .     

REVIEWS

Book reviewed in this article:
Flora Palaestina . By M. Z ohary and N. F einbrun -D othan . Vol. 1, by M ichael Z ohary .
Nouvelle Flore du Liban et de la Syrie . By P aul M outerde
Tropical Plant Types . By B. G. M. J amieson and J. F. R eynolds .
The Biology of Fungi, Bacteria and Viruses . By G reta S tevenson .
The Biology of Aquatic Vascular Plants . By C. D. S culthorpe .
Handbuch der Pflanzenanatomie . Band VIII/I. Anatomie des Blattes 1. Blattanatomie der Gymnospermen . By K lans N app -Z inn .
The Lichen Symbiosis . By V ernon A hmadjiax .
Plant Anatomy . By A. F ahn , translated from the Hebrew by S ybil B roido -A ltman .
Gymnosperms—Structure and Evolution . By C. J. C hamberlain .
Structure and Reproduction of the Gymnosperms; Fossil and Living . By B. S. T rivedi and D. K. S ingh .
An Introduction to Gvmnosperms . By S. C. D atta .
Sourcebook of Laboratory Exercises in Plant Pathology . Ed. by the Sourcebook Committee of the American Phytopathological Society (Chairman, A. K elman ).
Diffusion Systems . By M. H. J acobs .     

Reviews

Book Reviewed in this article:
Phytochrome. Ed. by K. M itrakos and W. S hropshire J nr .
Progress in Phytochemistry. Vol. 3. Ed. by L. R einhold and Y. L iwscihtz .
Phytochemical Ecology. Ed. by J. B. H arborne .
Microbiology of the Atmosphere. By P. H. G regory .
Analysis of Leaf Development. By R. M aksymowych .
The Amphi-Atlantic Plants and their Phytogeographical Connections. By E ric H ultÉan .
Drawings of British Plants. Part XXIX. Iridaceae, Amaryllidaceae, Dioascoreaceae and Liliaceae. By Stella Ross Craig.
Les Cypéracées Forestières de Côte d'lvoire (Mémoire O.R.S.T.O.M. No. 58). By G. Lorougnon.     

REVIEWS

Book reviewed in this article:
Lower Upper Cretaceous Plant Microfossils from Minnesota . By R ichard L. P ierce .
Rubber: Botany, Production and Utilization . By L oren G. P olhamus .
Manipulations de Botanique . By L. G enèves .
Chromosome Numbers of Central and Northwest European Plant Species . Opera Botanica (Botaniska Notiser supplement) Vol. 5. By A. and D. L öve .
Synthesis of Molecular and Cellular Structure . Edited by D orothea R udnick .
Contemporary Botanical Thought . Edited by A. M. M acleod and L. S. C obley .
Flora of New Zealand . Vol. I. Indigenous Tracheophyta: Psilopsida, Lycopsida, Filicopsida, Gymnospermae, Dicotyledons. By H. H. A llan .
A Review of Nitrogen in the Tropics with Particular Reference to Pastures— A Symposium . Bulletin No. 46 of the Commonwealth Bureau of Pastures and Field Crops. Edited by a Committee of the Division of Tropical Pastures, C.S.I.R.O., Australia.
Control Mechanisms in Cellular Processes . The Seventh Annual Symposium publication of the Society of General Physiologists. Edited by D avid M. B onner .
Recent Advances in Botany . From lectures and symposia presented to the IX International Botanical Congress, Montreal 1959. Vols. I and II.
Encyclopaedia of Plant Physiology . Edited by W. R uhland . Vol. XVI. External factors Affecting Growth and Development. Sub-editor: G. Melchers.
Advances in Genetics . Vol. X. Edited by E. W. C aspari and J. M. T hoday .
Soil Micro-organisms and Higher Plants . By N. A. K rasilnikov . Translated by Y. Halperin.
An Introduction to the Cytogenetics of Polvploids . By G. W. P. D awson .
Plant Pathology: An Advanced Treatise . Vol. III: The Diseased Population, Epidemics and Control. Edited by J. G. H orsfall and A. E. D imond .     

REVIEWS

The Land Now and To-morrow. By R. G. S tapledon
Genetics. By H. S. J ennings
Heredity and Evolution. By A. E. W atkins
Plant Biochemistry. By W. E. T ottingham
Éléments de chimie végétale. By N. W attiez and F. S tebnon
An Annotated Bibliography of the Low Temperature Relations of Plants. By K. B. H arvey
Weeds. By W. C. M uenscher
Ugressfrø (Unkrautsamen: Weed Seeds). By E mil K orsmo
British Stem- and Leaf-Fungi (Coeolomycetes). Vol. i. Spkaeropsidales. By W. B. G rove
Manual of the Grasses of the United States. By A. S. H itchcock