REVIEWS

Advances in Plant Nutrition, Vol. 2. Edited by B ernard T inker and A ndré L äuchli .
Molecular Biology and Crop Improvement. By R. B. A ustin with R. B. F lavell , I. E. H enson and H. J. B. L owe .
Crop Productivity – Research Imperatives Revisited (International Conference held at Boyne Highlands Inn, 1–318 October 1985 and Airlie House, 11–13 December, 1985). Edited by M artin G ibbs and C arla C arlson
Haploids of Higher Plants in Vitro. Edited by H. Hu and H.-Y. Y ang
Die Blüte. Eine Einführung in Struktur und Funktion, Ökologie und Evolution der Blüten. By D ieter H ess .
Mechanisms of Resistance to Plant Diseases. Advances in Agricultural Biotechnology, Volume 17. Edited by R. S. S. F raser .
British Fungus Flora, Volume 4, Pluteaceae: Pluteus and Volvariella. By P. D. O rton .
Nuclear Magnetic Resonance. Modern Methods of Plant Analysis, New Series, Volume 2. Edited by H. F. L insjens and J. F. J ackson .
Immunology in Plant Science. Edited by T revor L. W ang .     

REVIEWS

Book reviewed in this article:
Forest Flora of Northern Rhodesia . By F. W hite , assisted by A. A ngus .
Tools of Biological Research . Edited by H edley J. B. A tkins .
Eigenschaften und Wirkungen der Gibberelline . Symposium der Oberhessischen Gesell-schaft für Nature- und Heilkunde, Naturwissenschaftliche Abteilung zu Gieszen vom I bis 3 Dezember, 1960. Edited by R. K napp .
Regeneration . Edited by D orothea R udnick .
Marsilea . By K. M. G upta .
Diseases of Sorghum, Sudan Grass and Broom Corn. By S. A. J. T arr .
Proceedings of the IX International Botanical Congress. Vol. 3. Plenary Sessions; Nomenclature .
Mutations and Polyploidy in Plant Breeding . By A rne H agberg and E rik Å kerberg .
Nitrogen Metabolism in Plants . By H. S. M c K ee .     

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:
Plant Disease Handbook. By C ynthia W estcott .
'Untersuchungen über die Zusammenhänge zwischen Exposition, Relief, Mikroklima und Vegetation in der Fallätsche bei Zurich.' By J erzy F abijanowski .
Beitrdge zur geobotanischen Landesaufnahme der Schweiz
Studies in Late Qitaternary Deposits and Flora-History of Ireland . By K nud J essen .
Praktikum der Pflanzenanatomie . By R ichard B iebl and H ermann G erm .
Carotenoids. By P. K arrer and E. J ucker . Translated by E. C. B raude .
Elemente der Botanik. By E. H eitz .
The Actinomycetes. By S elman A. W aksman .
Wild Flowers of the Cape Peninsula. By M ary M aytham K idd .
Iodine and Plant Life. Bibliography, 1813–1949.
Pflanzen-Wuchsstoffe in ihrer Bedeutung für Gartenbau, Land- und Forstwirtschaft. By F. L aibach and O. F ischnich .
Plant Viruses and Virus Diseases. By F. C. B awden .     

REVIEWS

Books reviewed in this article:
The Biology of Mycorrhiza. By J. L. H arley .
Techniques for Plant Electron Microscopy by B. E. J uniper , A. J. G ilchrist and P. R. W illiams .
Dormancy and Survival. Ed. by H. W. W oolhouse .
Organization and Control in Procaryotic and Eucaryotic Cells. Ed. by H. P. C harles and B. C. J. G. K night .
The Induction of Flowering. Ed. by L. T. E vans .
Anatomy of the Monocotyledons. Ed. by C. R. M etcalfe
Population Dynamics. By M aurice S olomon .
Chemical and Botanical Guide to Lichen Products. BY C hicita F. C ulberson .
Drawings of British Plants; Part XXVI: Polygonaceae-Buxaceae. By S tella R oss -C raig .
The Native Cacti of California. By L yman B enson .
Lehrbuch der Pflanzenphysiologie . By H. M ohr .
Experimente zur Pfianzenphysiologie . By P eter S chopfer .
Biologie de la vigne . By F. B ugnon and R. B essis
La Phyllotaxie . By J.-E. L oiseau .
Leven en werk van Hugo de Vries . By P. H. W. A. M. de V eer .
Chemical Analysis of Leaves and other Organs of Theobroma cacao L. as a Means of Diagnosing Fertiliser Requirements . By T. E ernstman .
Cactus-Feeding Insects and Mites . By J ohn M ann .
Bredin-Archbold-Smithsonian Biological Survey of Dominica. Myxotnycetes from Dominica . By M arie L. F arr .
A Revision of the Genus Camissonia (Onagraceae) . By P eter H. R aven .
Protoplasmatologia . Band VIII/7/b. Aktiver Transport (Kurzstreckentransport bet Pflan-zen) . By U. L uttge .
Protoplasmatologia . Band VIII/8. Sekretion und Exkretion bei Pflanzen. By E. S ciinepf .
Protoplasmatologia . Band II/C/6. Die Hydration und Hydratur des Protoplasmas der Pflanzen und Hire öko-physiologische Bedeutung. By H. W alter und K. K reeb .     

REVIEWS

Book reviewed in this article:
The Biological Action of Growth Substances . (Symposium of the Society of Experimental Biology XI.) Edited by H. K. P orter .
Plant Vims Serology. By R. E. F. M atthews .
Illustrated Moss Flora of Fennoscandia , Vol. I. Hepaticae. By S igfrid A rnell .
Illustrated Moss Flora of Feniioscandia , Vol. II. Musci. Fasc. II. By E lsa N yholm .
Annual Review of Plant Physiology . Vol. VIII. Edited by A. S. C rafts .
Dictionary of Microbiology . By M. B. J acobs , M. J. G erstein and W. G. W alter .
The Origin of the African Flora . By A. S. B oughey .
Die Entstehung der Kulturpflanzen . By F. S chwanitz .
Die kartographische Darstellung der Vegetation des Creux du Van-Gebietes ( Jura des Kantons Neuenburg ). By M. M oor and U. S chwarz .
Le Vacuome de la Cellule Végétale. Morphologic . By P ierre D angeard .
Genetic Mechanisms: Structure and Function . Cold Spring Harbor Symposia on Quantitative Biology, Volume 21.
Handbuch der Pflanzenphysiologie (W. Ruhland, editor) Band VII. Stoffwechsel-physiologie der Fette und fettähnlicher Stoffe. By M. S teiner .
Plant Pathology. By J. C. W alkkr .     

Reviews

Principles of General Physiology. Vol. 11: General Physiology. By L. E. B ayliss
Hackfruchtkrankheiten und Nematodenforschung. Editor H. G offart.
Advances in Applied Microbiology. Vol. 1. Editor W. W. U mbreit
Advances in Applied Microbiology. Vol. 11. Editor W. W. U mbreit
Der Vielfrass (Gulo gulo L. 1758). Zur Kenntnis seiner Naturgeschichte und seiner Bedeutung für den Menschen. By P. K rott
Control of Rats in Sewers. By E. W. B entley
Introduction to Probability and Statistics. By H. L. A lder and E. B. R oessler
Methods of Testing Chemicals on Insects. Vol. 11. Edited by H. H. S hepard
The Biology of Marine Animals. By J. A. C olin N icol
The Effects of Pollution on Living Material. Edited by W. B. Y app
Taxonomy of Flowering Plants. By C. L. P orter
Bananas. By N. W. S immonds
Atlas of Bacterial Flagellation. By E inar L eifson
Diagnostik der Bakterien und Actinomyceten. By N. A. K rassilnikov , M oscow , translated into German by R. W. W ittwer and R. D ickscheit
A Review of the Biological Control of Insects and Weeds in Australia and Australian New Guinea. By F rank W ilson
The Ecology of Soil Fungi. Edited by D. P arkinson and J. S. W aid . (An International Symposium)
Introduction to Plant Geography and Some Related Sciences. By N icholas P olunin     

REVIEWS

Book reviewed in this article:
Cell Physiology and Pharmacology . By J. E. D anielli .
Annual Review of Plant Physiology, Vol. I. Edited by D. I. A rnon and L. M achlis .
Water in the Physiology of Plants. By A. S. C rafts , H. B. C urrier and C. R. S tocking .
Elements of Plant Biology. 3rd. ed. By W. O. J ames .
Biochemie und Physiologie der sekundären Pflanzenstoffe. By K arl P aech .
A Monograph of Clavaria and Allied Genera. By E. J. H. C orner .
Les Légumineuses du Gabon. By F ranclois P ellegrin .
The Art of Botanical Illustration. By W ilfrid B lunt .
Introduction to Soil Science. By G. W. L eeper .
Amtno-acids and Proteins. Cold Spring Harbor Symposium on Quantitative Biology, vol. XIV.
Physiology of Fungi. By L ilian E. H awker .     

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

Review in this article:
British Parasitic Fungi . By W. C. M oore .
Chemistry and Biology of the Starch Granule . By N. P. B adenhuizen .
Plant Pathology: an Advanced Treatise . Vol. 1. The Diseased Plant. Edited by J. G. H orsfall and A. E. D imond .
Protoplasmatologia. Handbuch der Protoplasmaforschung . Edited by L. V. H eilbrunn and F. W eber .
Papierchromatographie in der Botanik . Second edition. By N. F. L inskens and others.
Morphology and Physiology of Plant Tumours . By A rmin C. B raun and T om S tonier .
Exchange of Genetic Material: Mechanisms and Consequences . Cold Spring Harbor Symposia on Quantitative Biology, Volume 23.
Encyclopedia of Plant Physiology (Handbuch der Pflanzenphysiologie). Volume XI. Heterotrophy. Edited by W. R uhland .
The Biology of Mycorrhiza . By J. L. H arley .
Cold Spring Harbor Svmposia on Quantitative Biology . Vol. XXIV.     

REVIEWS

Book reviewed in this article:
Botanical Histochemistry: Principles and Practice . By W illiam A. J ensen .
The Biology of Cilia and Flagella . By M. A. S leigh .
Dünnschicht-Chromatographie . Edited by E gon S tahl .
Plant Embryology. A Symposium .
The Morphology of Pteridophytes . By K. R. S porne .
Introductory Mycology . By C. J. A lexopoulos .
Residue Reviews , Vol. 1. Edited by F. A. G unther .
Energy Exchange in the Biosphere . By D avid M. G ates .
Pathology of Trees and Shrubs with Special Reference to Britain . By T. R. P eace .
Modern Methods of Plant Analysis . Vol. V. Edited by H. F. L inskens and M. V. T racey .
The Growth of Plants . By G. E. F ogg .
An Introduction to Plant Physiology . By W. O. J ames .
Die Physiologische Uhr. Zeitmessung in Organismen mit ungefähr Tagesperiodischen Schwingungen . By E. B ünning .     

REVIEWS

Atlas of Mapped Distributions of Dominance and Modern Pollen Percentages for Important Tree Taxa of Eastern North America . By P. A. D elcourt , H. R. D elcourt and T. W ebb III.
New Manual of Bryology. Volume 1. Edited by R. M. S chuster .
The Ecology and Physiology of the Fungal Mycelium. Edited by D. H. J ennings and A. D. M. R ayner .
Isotopes and Radiation in Agricultural Sciences. Edited by M. E. L'A nnunziata and J. O. L egg .
The Physiology of Flowering Plants : their growth and development . Third edition. By H. E. S treet and H. Ö pik .
Reconstructing Quaternary Environments. By J. J. L owe and M. J. C. W alker .
European Mires. Edited by P. M oore .
Compartments in Algal Cells and Their Interaction. (Proceedings in Life Sciences Series.) Edited by W. W iessner , D. G. R obinson and R. C. S tarr .
Chloroplast Metabolism. By B arry H alliwell .
Flooding and Plant Growth. Ed. by T. T. K ozlowski .
Mode of Action of Antifungal Agents. Ed. by A. P. J. T rinci and J. F. R yley .
Disease Resistance in Plants. By J. E. V anderplank .     

REVIEWS

Review in this article:
Biographien von PJianzensippen. By R udolf S charfetter .
Drawings of British Plants. Part VII, Leguminosae. By S. R oss -C raig .
Abnormal and Pathological Plant Growth. Brookhaven Symposia in Biology, No. 6.
An Introduction to Pollen-analysis. By G. E rdtman .
Plant Respiration. By W. O. J ames .
The Acanthaceae of Colombia , vol. 11. By E mery C. L eonard .
Protoplasmatologia. Handbtich der Protoplasmaforschung , Band vi, C. Endomitose und Endomitotische Polyploidisierung. By L othar G eitler . Edited by L. V. H eilbrunn and E. W eber .
Genetic Homeostasis. By I. M ichael L erner .
British Knapweeds: a Study in Synthetic Taxonomy. By E. M. M arsden -J ones and W. B. T urrill .
The Enzymology of the Cell Surface. By A. R othstein . Tension at the Cell Surface. By E. N. H arvey .
Chemistry and Physiology of Mitochondria and Microsomes. By O. L indberg and L. E rnster .     

Reviews

Gall Midges of Economic Importance. Vol. VIII: Miscellaneous. By W. N ijveldt .
Chemical Fallout: Current Research on Persistent Pesticides. Edited by M. W. M iller and G. C. B erg .
Plant Diseases and their Chemical Control. By E. E vans .
Scientific Writing for Graduate Students. By F. P eter W oodford (ed.).     

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

Lectures on the Inorganic Nutrition of Plants. By D. R. H oagland .
Uredineana, Recueil d'Études Systématiques et Biologiques sur les Urédinées du Globe. Edited by A. L. G uyot .
Postglacial Forest Succession, Climate, and Chronology in the Pacific Northwest. By H enry P. H ansen .
Der Lindenmischwald (Tilieto-Asperuletum taurinae) des schweizerischen voralpinen Föhnund Seenbezirkes, seine pflanzensoziologische und forstliche Bedeutung. By Dr W alter T repp .
The Grasslands of Latin America. By G. M. R oseveare .
The Diseases of the Flax Plant (Linum usitatissimum Linn. ). By A rthur E. M uskett and J ohn C olhoun , with a Foreword by R ev . T he R ight H on . R obert M oore
Biology of Pathogenic Fungi. Edited by W alter J. N ickerson , with a Foreword by J. G. H opkins .     

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

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

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

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 .