C N T E N T S 



I.— GENERAL C^HARACrEllS. 



Chapteu. 



I. Introduction 



II. Vegetative Organs — Mycelium 



III. Re])roductive Organs — Spores 



IV. Spore-formation in Australian (:;enera 

 V. Germination of Spores 



VI. Infection 



VII. Smuts in their relation to Rusts . . 



VIII. Parasitism and Immunity 



IX. Relations between Host and Parasite in Smut Diseases 



X. Indigenous and Introduced Species 



II.^LIFE HISTORIES AND TREAT.MENT OF CEREAL SMUTS, 



XI. Introductory 



XII. Stinking Smut or Bunt in Wheat . . 



XIII. Loose Smut of Wheat . . 



XIV. Flag Smut of WHieat 



XV. Loose Smut of Oats 



XVI. Naked Smut of Barley . . 



XVII. Covered Smut of Barley . . 



XVIII. Head Smut of Maize and American Corn Smut 



XIX. General Treatment for Smuts 



PAGK 

 3 

 'J 

 II 

 1() 



20 

 28 

 38 

 45 

 58 

 G3 



07 

 70 

 8() 

 88 

 103 

 107 

 109 

 111 

 113 



in.— LIFE HISTORIES OF \ARIOL'S (;RASS SMUTS. 

 XX. 1. Grain Smut of Sorglium 



2. Brome Grass Smut 



3. Kangaroo Grass Smuts 



4. Wallaby Grass Smuts 



IV.— FIELD EXPERIMENTS. 



XXI. Field Experiments during Season 1909 



V.-CLASSIFICATION AND TECHNICAL DESCRIPTIONS. 

 XXII. Classification 

 XXIII. Systematic Arrangement and Technical Descriptions^ — 



Ustilago 



]\Ielanopsichium 



Cintractia 



Sorosporium 



Thecaphora 



Tolyi)osporium 



Tilfctia ' . . 



Entyloma . . 



Urocystis 



Doassansia . . 

 Excluded Species 

 Explanation of Terms 

 Literature 



Explanation of Plates 

 Host Index 



Fungus Index witii Synonyms 

 General Index . . 



121 

 123 

 125 

 126 



139 



140 

 ir.3 

 104 

 175 

 185 

 180 

 190 

 194 

 195 

 200 

 201 

 203 

 205 

 214 

 275 

 278 

 281 



