APPENDIX III 223 



CLEMENTS, F. E. (1904). "The Development and Structure of Vegeta- 

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- (1905). " Research Methods in Ecology " ; Lincoln, Neb., U.S.A. 



- (1907). " Plant Physiology and Ecology " ; London. 



COHEN, J. B. (1900). "Air of Towns"; in Rep. Brit. Ass. (Bradford) ; London. 



- AND RUSHTON, A. G. (1909). "The Nature and Effect of Air 

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CONWENTZ, H. (1910). "The Care of Natural Monuments" ; Cambridge. 

 COWLES, H. C. (1911). " The Causes of Vegetative Cycles" ; in Bot. Gaz., 



Li. pp. 161-183 ; Chicago. 

 CRAMPTON, C. B. (1911). "The Vegetation of Caithness considered in 



Relation to the Geology " ; (privately printed and published). 

 CROSSLAND, C. (1904). See Crump and Crossland. 

 CRUMP, W. B. AND CROSSLAND, C. (1904). "The Flora of Halifax"; 



Halifax. (First published serially in The Halifax Naturalist, 1896- 



1904. Flowering plants and Pteridophytes by Crump : mosses, 



liverworts, Algae, Fungi, and lichens by Crossland.) 

 DAKINS, J. R. (1869, 1887). See Green, Foster, and Dakins. 

 DALE, E. (1900). " The Scenery and Geology of the Peak of Derbyshire " ; 



London and Buxton. 

 DAVEY, F. H. (1909). " Flora of Cornwall " (flowering plants and ferns) ; 



Penryn. 

 [DEFOE, D.] (1724-5). "A Tour thro' the whole Island of Great Britain," 



by " A Gentleman " ; London. 



DRUDE, O. (1896). " Deutschlands Pflanzengeographie, I. " ; Stuttgart. 

 ELWES, H. J. AND HENRY, A. (1905-1913). " The Trees of Great Britain 



and Ireland"; Edinburgh. (Seven volumes.) , 



ENGLER, A. (1907). "Syllabus der Pflanzenfamilien," 5th ed. ; Berlin. 

 ERNST, A. (1908). " The New Flora of the Volcanic Island of Krakatau " ; 



Cambridge. English translation by A. C. Seward. 

 FAREY, J. (1811-3). "General view of the Agriculture and Minerals of 



Derbyshire " ; London. 

 FERNALD, M. L. (1908). " Notes on Potamogeton pennsylvanicus Cham. " ; 



in The Naturalist, No. 621, pp. 375-6 ; Hull. 

 FISHER, W. R. See Schimper. 

 FLAHAULT, C. (1897). "Essai d'une Carte Botanique et Forestiere de la 



France"; in Ann. de Geogr., v. or vi. pp. 289-312 (with coloured 



vegetation map); Paris. 



(1901). "La Flore et la Vegetation de la France," pp. 1-52; in 



Flore descriptive et illustree de la France by the abbe H. Coste ; Paris. 



AND SCHROTER, C. (1910). " Phytogeographical Nomenclature: 



Reports and Propositions " : also " Nomenclature Phytogeographique : 

 Votes et Remarques " : ill 6 Congres international de Botanique, 

 Bruxelles, May, 1910; Zurich. 



FOSTER, C. LE N. (1869, 1887). See Green, Foster, and Dakins. 

 FRUH, J. AND SCHROTER, C. (1904). "Die Moore der Schweiz"; Bern. 

 GEIKIE, J. (1906). "From the Ice Age to the Present"; in The Scott. 

 Geogr. Mag. xxn. pp. 397-407 ; Edinburgh. 



