AND AUTHORS CITED IN TEXT. 



343 



(62) Devaux a.s.n. 12 (1900) 

 p. I. Latex (63)^5'^// Naturalist 

 in Nicaragua, London 1888; 



(64) Parkin A.B. (1900) p. 193 ; 



(65) Gaucher a.s.n. 12 (1900) 

 p. 241 ; (66) P.J. January 

 1900. 



Rubber Supply (67) j.s.a. 

 August 24th 1900. Resin (68) 

 P.J. July 13th 1901. Quinine 

 Formation (69) Lotsy B.C. 84 

 (1900). Ethereal Oils (46) 

 Bokorny. Crystals (70) Stahl 

 see (17) Liidwig pp. 236-240. 

 Spines, Thorns (71) J/etislow 

 Origin of Plant Structure, Lon- 

 don 1895; (72) Lothelier c.R. 

 112 (1891) p. Ill; (73) Mitt- 

 maun Pflanzenstacheln, Berlin 

 1888; (74). Rootspines, Scott 

 A.B. II (1897). Dry Climate 

 Effect. This is only thorough- 

 ly understood by an examination 

 of a good herbarium of Egyptian, 

 South African, or Grecian plants; 

 (75) Volckens Flora d. /Egypt- 

 Arab. Wiiste, Berlin 1887. 



Nettle (76a) Lightfoot 

 Flora Scotica ; (761^) Sozverby 

 English Botany. Ant-keeping 

 Plants, BeltX.ci (78) Schu- 

 mann Ameisenpflanzen, Ham- 

 burg 1889 ; (79)^. /: W. Schim- 

 per Pfl. u. Ameisen, Jena 1 888. 



Bracken (17). Mite- 

 homes (8o)Z?^;^i^'.f^'r^/;^ Pflanzen. 

 biolog. Studien, Upsala 1887 ; 



(81) Malme B.C. '^t^, 1900; 



(82) Delpino Bull, della Soc. 

 Bot. Italiana. Ott 1901. 



Galls (83) Kuster Flora 

 1887. Greenfly (84) Bttckton 

 British Aphides, 1876-83. 



Wash for Greenfly (85) 

 Cousins Chemistry of the Gar- 

 den, London 1898; Percival, 

 see below. Wheat Supply 

 (86) Annual Returns of the 

 Board of Trade ; (87) Agricul- 

 tural Returns for Great Britain. 

 Plantlouse-Fungi (89) Mac- 

 chiati Bull. Soc. Bot. Ital., 

 Firense 1901. 



Chapter VI. General (90) /ivr/z/«/ 

 Agricultural Botany, London 

 1900; (91a) \VarmingL.Q\\xh\xc}^. 

 d. Okol. Pflanzengeographie, 

 Berlin 1896 (i) Kerner. 



Soil {()\b) Ebemiaycr Die 

 Physik. Erwirk. d. Waldes, 

 Berlin 1873 ; (92) Warington 

 Physical Properties of the Soil, 

 Oxford 1900. Uganda, East 

 Africa (93) Scott Elliot'^dXwx- 

 alist in Mid Africa, London 

 1895. Physical Characters 

 of Soil (94) Schwarz Arb. 

 landw. chem. Versuch, Wien 

 1870. Railway Plants (95) 

 Dunn Rugby School Reports 

 1898. Tree Roots isU). 

 Radish Roots (96) Carricre 

 Origine d. Plantes Domestiques, 

 also(97) Frtr/^/z/and others cited 

 by Henslow (71). Growth, 

 Reactions of Root (27(5) 

 Goebel', {()?>) Jtiel PRING.J. 34 

 (1900) p. 527. FUNGUS-SER- 



VAXT (99) Stahl PRING.J. 34 

 (1900) p. 539. Worms (100) 

 Dai"ivin Formation ofVegetable 

 Mould, etc., London 1881 ; also 

 (91a) Warming. Ants (loi) 

 Dritmniond Tropical Africa. 

 Chapter VII. General Works (2) 

 Lnbbock ; ( 102) Lubbock On Buds 

 and Stipules, London 1899. 



Chlorophyll Bodies (103) 

 Haberlandt Physiolog. Planzen- 

 anatomie, Leipzig 1884. Sun- 

 shine Hours (104) Bar- 

 tholo7nezu Physical Atlas. 



Carbon-assimilation (105) 

 Green Introduction to Vegetable 

 Physiology, London 1900; (106) 

 Tsvett c.R. 129, p. 607 ; (107) 

 Brown and Escombe P.R.s. 67 

 (1900) p. 124; (108) Broimt 

 B.A.R. 1901. Convolvulus 

 Type (109) N.s.G. (1896-1897). 

 Rainleaves (i ) Kerner ; (no) 

 Hansgirg Sitz. d. Kon. Bohm. 

 Ges. d. Wiss. Prag. Math. 

 Natur. Klasse 1900. Drip 

 tip (hi) Jungner B.C. 47 

 ( 1891 ) p. 354. Glossy Leaves 



