REVIEWS

Book reviewed in this article
Growth Regulators in Plant Science, Monograph 8. Ed. by M. B. J ackson , B. G rout and I. A. M ackenzie .
An Introduction to Plant Taxonomy. By C. J effrey .
Pest and Diseases of Tropical Crops , Vol. 1. By D. S. H ill and J. M. W aller .
Flora of Turkey , Vol. 7 ( Orobanchaceae to Ceratophyllaceae and Ruhiaceae ). Ed. by P. H. D avis , assisted by J. R. E dmondson , R. R. M ill and K. T an .
Plant Growth Curves. The Functional Approach to Plant Growth Analysis. By R oderick H unt .
Bryophyte Ecology. Ed. by A. J. E. S mith . Bryophyte Ecology. Ed. by A. J. E. S mith . Bryophyte Ecology. Ed. by A. J. E. S mith . Bryophyte Ecology. Ed. by A. J. E. S mith .
Forest Succession: concepts and application. Ed. by D. C. W est , M. H. S hugart and D. B otkin .     

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

Book reviewed in this article
Mycoplasma Diseases of Trees and Shrubs. Ed. by K. M aramorosch and S. P. R aychaudhuhi .
Alpine Rasengesellschaften auf Silikatgestein bei Davos. By L uca V etterli .
The Rust Fungi. Ed. by K. J. S cott and A. K. C hakravorty .
Environment and Plant Ecology. By J. R. E thehington .
Cryptogams. By K. E sser
Nitrogen fixation. Volume 1: Ecology. Ed. by W. J. B roughton .
Agricultural Plants. By R. H. M. L anger and G. D. H ill
Decomposer Basidiomycetes: their Biology and Ecology. Ed. by J. C. F rankland , J. N. H edger and M. J. S wift .
Cell Walls'81: Proceeding of the Second Cell Wall Meeting held in Gottingen, April 8–11, 1981. Ed. by D. G. R obinson and H. Q uader .     

REVIEWS

Book reviewed in this article:
Excursion Flora of the British Isles , 2nd edn. By A. R. C lapham , T. G. T utin and E. F. W arburg .
Critical Supplement to the Atlas of the British Flora . Ed. by F. H. P erring assisted by P. D. S ell .
Drawings of British Plants . Part XXIV. Labiatae . By S tella R oss -C raig .
Britain's Green Mantle , 2nd edn. By the late A. G. T ansley . Revised by M. C. F. P roctor .
The Flora of Berkshire . By H. J. M. B owen .
Flora of Turkey and the East Aegean Islands . By P. H. D avis , assisted by J. C ullen and M. J. E. C oode .
Plants and Man on the Seychelles Coast . By J. D. S auer .
Key to the Families of Flowering Plants of the World . Revised and enlarged by J. H utchinson .
The Diversity of Green Flants . By P. R. B ell and C. L. F. W oodcock .
IBP Handbook No . 5: Handbook to the Conservation Section of the International Biological Programme . By E. M. N icholson .
Plants, Man and Life , 2nd edn. By E dgar A nderson .
Production and Mineral Cycling in Terrestrial Vegetation . By L. E. R odin and N. I. B azilevich . Translation by Scripta Technica Ltd (Ed. by G. E. F ogg ).
'Torrey Canyon' Pollution and Marine Life . A Report by the Plymouth Laboratory of the Marine Biological Association of the United Kingdom. Ed. by J. E. S mith .
Geobotanische Untersuchungen auf der Feddersen Wier de . By U. K örber -G rohne .
Cell Walls and Membranes . By H. J. R ogers and H. R. P erkins .
Wachstums regulatoren bei Pflanzen . Ed. by E. L ibbert and B. S teyer .
The Ecology of Soil Bacteria ( An International Symposium ). Ed. by T. R. G. G ray and D. P arkinson .
Genetics of Fungi . By K arl E sser and R udolf K uenen . Translated by E rich S teiner .
Plant Pathologist's Pocketbook . Compiled by The Commonwealth Mycological Institute.     

Reviews

Advances in Botanical Research . Vol. 14. Ed. by J. A. C allow .
Inorganic Nitrogen Metabolism . Ed. by W. R. U llrich , P. J. A paricio , P. J. S yrett and F. C astillo .
A Centry od Nitrogen Fixation Research . Ed. by F. J. B ergersen and J. R. P ostgate .
Horizons in Lichenology . Ed. by D. H. D alby , D. L. H awksworth and S. L. J ury .
Introduction to Ecological Biochemistry , By J. B. H arborne .
Russell's Soil Conditions and Plant Growth, Ed. by A lan W ild .
Disease and Plant Population Biology . By J. J. B urdon.
Molecular Determinants of Plant Diseases . Ed. by S. N ishimura , C. P. V ance and N. D oke.
British Fungus Flora, Agrics and Boleti 5. Strophariaceae & Coprinaceae P.P.: Hypholoma, Melanotus, Psilocybe, Stropharia, Lacrymaria & Panaeolus, Psilocybe, Stropharia, Lacrymaria & Panaeolus, By R W atling and M. N. G regory .
Mechanisms of Woody Plant Defenses Against Insects . Ed. by W. J. M attson , J. L evieux and C. B ernard -D agan .
Air Pollution and Acid Rain. The Biological Impact . By A. W ellburn .
The Australian Paniceae (Paniceae) . By R. D. W erster .
Kew Index for 1986 . Compiled by R.A. D avies and K.M. L loyd .
Kew Index for 1987 . Compiled by R. A. D avies and K. M. L loyd .
Index Kewensis Supplement XVII . Compiled by J. L. M. P inner , T. A. B ence , R. A. D avies and K. M. L loyd .
Index Kewensis Supplement XVIII . Compiled by J. L. M. P inner , T. A. B ence , R. A. D avies and K. M. L loyd . Edited by R. A. D avies .
The Botany of Mangroves . By P. B. T omlinson .
Floweroing Plants in West Africa . By M argaret S teentoft .
Plants in Danger . By S. D. D avies     

Reviews

Books reviewed in this article:
Molecular Biology of Photosynthesis. Ed. By G ovindjee , H. J. B ohnert , W. B ottomley , D. A. B ryant , J. E. M ullet , W. L. O gren , H. P akrasi and C. R. S omerville .
Biochemical and Physiological Aspects of Ethylene Production in Lower and Higher Plants. Ed. by H. C lijsters , M. de P roft , R. M arcelle and M. V an P oucke .
Nitrogen, Phosphorus and Sulphur Utilisation by Fungi. By L. B oddy , R. M archant and D. J. R ead .
Fungi and Ecological Disturbance. Ed. by L. B oddy , R. W atling and A. J. E. L yon .
Phytoplankton , 2nd Edn. By A. D. B oney .
The Holocene: An Environmental History. By N eil R oberts .
Chambers Biology Dictionary. Ed. by P. M. B. W alker , C.B.E., F.R.S.E.     

REVIEWS

Books reviewed in this article:
Speciation in Tropical Environments . Ed. by R. H. L owe -M c C onnell .
Determination of Angiosperm Families by means of a Punched-Card System . By B. H ansen and K. R ahn.
Numerical Taxonomy . Ed. by A. J. C ole.
Flowers of Europe—a Field Guide . By O. P olunin.
Spring Flora of Minnesota, including Common Cultivated Plants . By T homas M orley.
The Early Development of Irish Society: the Evidence of Aerial Photography . By E. R. N orman and J. K. S. S t J oseph.
Plant Pathology . By G. N. A grios.
Mycological Studies honoring John N. Couch . Ed. by W. J. K ock.
Common Edible Mushrooms . By C lyde M. C hristensen .
Fungal Parasitism . By B rian J. D everall.
The Algae—A Review . By G. W. P rescott .
An Introduction to the Principles of Plant Physiology , By W. S tiles and E. C. C ocking .
Perspectives in Phytochemistry . Ed. by J. B. H arborne and T. S wain .
Introduction to Plant Physiology . By J acob L evitt .
Root Growth . Ed. by W. J. W hittington .
Statistics and Experimental Design . By G eoffrey M. C larke .
Ecological Aspects of the Mineral Nutrition of Plants . Ed. by I. H. R orison et al.
Evolution and Phylogeny of Flowering Plants . By J. H utchinson .     

REVIEWS

Book reviewed in this article:
Nitrogen Fixation by Free-living Micro-organisms. Ed. by W. D. P. S tewart .
International Biological Programme. Volume 7: Symbiotic Nitrogen Fixation in Plants. Ed. by P. S. N utman .
Gibberellins and Plant Growth. Ed. by H. M. K rishnamoorthy .
Cytodifferentiation in Plants. By L. W. R oberts .
Encyclopedia of Plant Physiology, New Series. Ed. by A. P irson and M. H. Z immerman .
Traité de Paléobotanique : Volume 4, fascicle 2: Pteridophylla (ist part). By E. B oureau and J. D oubinger .
Flora of Turkey and the East Aegean Islands. Volume 5. Ed. by P. H. D avis , assisted by V. A. M atthews , F. K. K upicha & B. S. P arris .
Physiological Plant Ecology. By W. L archer . Translated from the German by M. A. B iederman -T horson .
The Biology of Eucalypts , By L. D. P ryor .
The Morphology of Pteridophytes. By K. R. S porne .
European Floristic and Taxonomic Studies, B.S.B.I. Conference Report No. 15. Ed. by S. M. W alters (with the assistance of C. J. K ing ).     

Review

Book Reviewed in this article:
Organelle Heredity. B y N icolas W. G illham .
Microbodies/Peroxisomen pflanzicher Zellen. By B. G erhardt .
Plant Metabolism. By G erhard R ichter .
Water in Plants Bibliography. Ed. by J. P ospisilova and J. S olarova .
Plant Growth Analysis. By R oderick H unt .
Progress in Botany. Morphology, Physiology, Genetics, Taxonomy, Geobotany. Ed. by H. E llenberg , K. E sser , H. Merxmüller, E. S chnepf and H. Z iegler .
Organisation in Plants. By W. M. M. B aron .
Plant Breeding for Pest and Disease Resistance. By G. E. R ussell .
Incompatibility in Angiosperms. By D. D e N ettancourt .
Soybean Physiology, Agronomy and Utilization. Ed. by A. G. N orman .
Flora of Turkey , Volume 6 ( Lobehaceae to Scrophulariaceae ). Ed. by P. H. D avis , assisted by J. R. E dmondson , R. R. M ill and B.S.P arris .
Tropical Trees and Forests. An Architectural Analysis. By F.H allé , R.A.A. O ldeman and P. B. T omlinson .
Vegetation Mitteleuropas mit den Alpen. By H einz E llenberg .     

Reviews

Book Reviewed in this article:
Nitrogen Metabolism of Plants. Ed. by K. M engel and D. J. P ilbeam .
Extinction and Phylogeny . Ed. by M ichael J. N ovacek and Q uentin D. W heeler .
Anatomy of Flowering Plants. By P aula R udall .
Atlas of the Bryophytes of Britain and Ireland ; Volume 2, Mosses (except Diplolepideae). Ed by M. O. H ill , C. D. P reston and A. J. E. S mith .
Atlas of the Paleoclimates and Paleoenvironments of the Northern Hemisphere: Late Pleistocene-Holocene. Ed. by B. F renzel , M. P esci and A. A. V elichko .     

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

Book review in this article
Botanical Latin . By W. T. S tearn .
Laboratory Manual of Tropical Mycology and Elementary Bacteriology . By A. T hompson and G loria L im .
Agriculture in the Tropics . By C. C. W ebster and P. N. W ilson .
Bananas . By N. W. S immonds .
Rice . By D. H. G rist .
Tea . By T. E den .
Lowson's Botany . By E. W. S imon , K. J. D ormer and J. N. H artshorne .
Annual Review of Plant Physiology , Vol. 16. Ed. by L. M achlis and W. K. B riggs .
Ultrastructural Plant Cytology . By A. F rey -W yssling and K. M ühlethaler .
Drawings of British Platits . Part XXII, Scrophulariaceae (1). By S tella R oss
Molecules and Cells .By D. A. C oult . The Principles of Modern Biology. Ed. by D. A. C oult .
The Growth of Cereals and Grasses . Ed. by F. L. M ilthorpe and J. D. I vins .
Origins of Metidelism . By R. C. O lby .
Fungal Genetics . By J. R. S. F incham and P. R. D ay . Botanical Monographs, Vol. 4, ed. by W. O. J ames .
Genetik der Pilze . by K. E sser and R. K uenen .
Microbial and Molecular Genetics . By J. R. S. F incham . Modern Biology Series, ed. by J. E. W ebb .
Index Kewensis Plantarum Phanerogamarum, Supplementum XIII . Compiled at the Herbarium of the Royal Botanic Gardens, Kew, under the direction of Sir G eorge T aylor .
A Flora of Northeastern Minnesota . By O lga L akela .
Stephen Hales, D.D., F.R.S. An Eighteenth Century Biography . By A. E. C lark -K ennedy .     

Reviews

Book Reviewed in this article:
Patterns in Plant Development. By T. A. S teeves and I. M. S ussex .
Plant Growth Substances 1970. Ed. by D. J. C arr .
Methods in Enzymology. Vol. XXIV. Photosynthesis and Nitrogen Fixation , Part B. Ed. by A nthony S an P ietro (Series Ed. by S idney P. C olman and N athan O. K aplan ).
Biochemistry of Photosynthesis. By R. P. F. G regory .
The Growth of Bulbs. By A. R. R ees .
Annual Review of Plant Physiology ,
Ecology of Heathlands. By C. H. G imingham .
Anatomy of the Monocotyledons. VI. Dioscoreales. By E. S. A yensu . Ed. by C. R. M etcalfe .
A Computer-Mapped Flora. A Study of the County of Warwickshire. By D. A. C adbury , J. G. H awkes and R. C. R eadett .     

REVIEWS

Book review in this article
Biosynthesis of Aromatic Compounds . Ed. by G. B illek .
Incompatibility in Fungi—A Symposium held at the 10th International Congress of Botany in Edinburgh, August 1964. Ed. by K arl E sser and J ohn R. R aper .
Cyclitols and Phospho-inositides . Ed. by H. K indl .
Spores, Their Dormancy and Germination . By A lfred S. S ussman and H arlyn O. H alverson .
About Plants: Topics in Plant Biology . By F. C. S teward with A. D. K rikorian and R. D. H olsten .
The Chromosomes of the Algae . Seven authors, Ed. by M. B. E. G odward .
La Végétation Forestière du Québec méridional . By M iroslav M. G randtner .
The Power of Movement in Plants . By C harles D arwin assisted by F rancis D arwin , with a preface by B arbara G illespie P ickard .
California Mountain Wildflowers . By P. A. M unz .     

REVIEWS

Book Reviewed in this article:
Fungi and Environmental Change. Ed. by J. C. FRANKLAND, N. MAGANandG. M. GADD.
Population Genetics and Genetic Conservation of Forest Trees. Ed. by PH. BARADAT, W. T. ADAMS AND G. MÜLLER-STARCK.
The Siol Seed Banks of North West Europe: Methodology, Density and Longevity . By K. THOMPSON, J. P. BAKKER AND R. M. BEKKER.
Identification of Tropical Woody Plants in the Absence of Flowers and Fruits. By R. KELLER.
Biology of Citrus . By P. SPIEGEL-ROY and E. E. GOLDSCHMIDT.
Mechanisms of Plant Growth and Improved Productivity. Modern Approaches . Ed. by A. S. BASRA.     

Reviews

Book reviewed in this article:
Crop Evolution, Adaptation and Yield. By L. T. EVANS.
The Algorithmic Beauty of Plants. By P rzemyslaw PRUSINKIEWICZ and A ristid LINDENMAYER.
Plant–Soil Interactions at Low pH: Principles and Management. Ed. by R. A. DATE, N. J. GRUNDON, G. E. RAYMENT and M. E. PROBERT.
Soils, Sustainability and the Natural Heritage. Ed. by A. G. TAYLOR, J. E. GORDON and M. B. USHER.
Crassulacean Acid Metabolism: Biochemistry, Eco-physiology and Evolution (Ecological Studies: vol. 114). Ed. by K. WINTER and J. A. C. SMITH.
Centres of Plant Diversity. A Guide and Strategy for their Conservation. WWF and IUCN.
Somatic Embryogenesis in Woody Plants, Vol. 3: Gymnosperms. Ed. by S. M. JAIN, P. K. GUPTA AND R.J. NEWTON.
In Vitro Embryogenesis in Plants. Ed. by T. THORPE.
The Cambial Derivatives. Ed. by M. IQBAL.
Leaf Structure: Montane Regions of Venezuela with an Excursion into Argentina. By I ngrid ROTH.
The Plant Viruses (vol. 5: Polyhedral Virions and Bipartite RNA Genomes). Ed. by B. D. HARRISON and A. F. MURANT.     

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:
Flora of Iraq . Volume I. Introduction to the Flora . Ed. by Evan Guest, with assistance from Ali Al-Rawi.
Principles of Industrial Microbiology . By A. R hodes and D. L. F letcher .
Movement of Water in Plants . By G. E. B riggs . Botanical Monographs (Ed. by J. H. B urnett )
Morphogenesis and Microscopic Cytochemistry of Marine Pyrenomvcete Ascospores . By P. W. K irk .
Primary Productivity of Aquatic Environments . Ed. by C. R. G oldman .
Fantastic Trees . By E dwin A. M enninger .
Specific Replant Diseases . By B. M. S avory .
The Plastids . By J. T. O. K irk and R. A. E. T ilney -B assett .
Light as an Ecological Factor . Ed. by R. B ainbridge , G. C. E vans and O. R ackham .
The Structure and Life of Bryophytes . By E. V. W atson .     

REVIEWS

Book Reviewed in this article:
The Structure of New Zealand Woods . By B. A. M eylan and B. G. B utterfield .
Rice in Africa . Ed. by I. W. B uddenhagen and G. J. P ersley .
Plant Life in Anaerobic Environments . Ed. by D. D. H ook and R. M. M. C rawford .
Jes mécanismes de l'évolution . By J. G énermont .
Crassulacean Acid Metabolism. Analysis of an Ecological Adaptation . By M. K luge and I. P. T ing
Plant Disease: an Advanced Treatise. Volume 3. How Plants Suffer from Disease . Ed. J.G. H orsfall and E.B. C owling     

Reviews

The Flavonoids. Advances in Research since 1980. Ed. by J. B. H arborne .
Hungry crops : a guide to nutrient deficiencies in field crops By N. J. G rundon .
Microbial ecology: organisms, habitats, activities. By H einz S tolp .
Evolutionary Biology of the Fungi. Ed. by A. D. M. R ayner , C. M. B rasier and D. M oore .
Micro-algal Biotechnology . Edited by M.A. B orowitzka and L. J. B orowitzka and L. J. B orowitzka .
Experimental Phycology: A laboratory manual Edited by C hristopher S. L obban , D avid J. C hapman , and B runo P. K remer .
100 Families of Flowering Plants. By M. H ickey and C. K ing .
Differentiation Patterns in Higher Plants. Edited by K. M. U rbanska .
The Living Tundra. By Yu. I. C hernov , Translated by D. L öve .
North American Terrestrial Vegetation. Edited by M. G. B arbour & W. D. B illings .
Biogeography and Quaternary History in Tropical Latin America. By T. C. W hitmore and G. T. P rance (Editors).
Biogeographical Evolution of the Malay Archipelago . By T. C. W hitmore (Editor).
Postglacial Vegetation of Canada. By J. C. R ichie .