282 



General Index. 



Flag smut of wheat — continued. 



duration of germinating power 95 



eifects . . . . . . 90 



geographical distribution . . 93 



germination . . . . 93 



history . . . . . . 89 



in Houth Australia . . 4, 5 



infection and treatment . . 99 



mode of . . . . 95 



of wheat and rye . . 99 

 nature of fungus causing 



disease . . . . 93 



of wheat and lye not mutu- 

 ally infective . . . . 100 



origin . . . . . . 89 



IDreventive measures . . 101 



soil infection . . . . 30 



symptoms and general charac- 

 ters .. .. .. 90 



Florence and Genoa, experiments 



to test bunt-iesistance . . 49 

 supposed bunt-resistant varie- 

 ties .. .. .. 48 



relative susceptibility to bunt 50 

 relatively rapid in germina- 

 tion . . . . . . 51 



Flower infection .. .. 31. 



Formalin treatment of seed wheat 114 

 Formalin an I bluestone, effect on 



germination of wheat 115, 134 



Fungi, origin and development . . 38 

 Fungicides, comparison of various 



for bunt . . . . 129 



Fusion of nuclei . . . . 14, 40 



Gall-forming species of smuts . . ()4 

 Gametes . . . . . . 40, 43 



Gametophyte or sexual generation 40 



Gasteromycetes . . . . 12 



Gen3ra, Australian and number of 



species . . . . <i4 



General treatment for smuts . . 113 

 Germ theory of infectious disease 57 

 Germinal tube or promycelium .. 11 

 Germination, duration of germi- 

 nating power . . . . 22 



effect of dry and moist heat. . 27 



light and darkness . . 25 



sunshine . . . . 26 



temperature . . . . 27 



of teleutospores of Puccinia 



i/ifiininis .. .. 41 



rapidity of and smut liability 55 



types of . . . . . . 22 



Germinating spores, methods of . . 21 

 staining for photographic pur- 

 poses .. .. .. 27 



Grain smut of sorghum . . 121 



distribution . . . . 122 



effects and losses . . . . 121 



germination . . . . 122 



infection . . . . . . 122 



spore-formation . . . . 122 



treatment . . . . 123 



Oymnosporangium . . . . 41 



Haustoria . . . . . . 9 



Page 

 Head smut of maize . . . . Ill 



germination . . . . Ill 



iiifection . . . . . . Ill 



Hemibasidia . . . . . . 11, 38 



Heredity . . . . . . 46 



Host and parasite, relation . . 58 



Host-plants, inijiorted and their 



smuts . . . . . . 63 



Hot water treatment . . . . 116 



Hyphae . . . . . . 9 



spore-forming or sporogenous Ki, 39 



Immunity and parasitism 



rust 



natui-al . . 

 Immune plant, definition 

 Incubation period 



stinking smut 



American corn smut 

 Indigenous and introduced species 

 Infection and contagion 



escape by individual plants . . 



flower 



influence of temperature 



local 



modes of 



seedling . . 



shoot 



with and without treatment 

 Infectious disease, germ theory . . 

 Inoculation 

 Insects, distributing spores 



eating spores 

 Internal disposition or constitution 

 Introduced species, list of 

 Kangaroo grass smuts . . 



Cintractia smut 



Sorosporium smut 



Tolyposporium smut 

 Life histories of cereal smuts 



American corn smut 



covered smut of barley 



flag smut of wheat 



head smut of maize 



loose smut of oats 



loose smut of wheat 



naked smut of barley . . '. 



stinking smut of wheat 

 Life histories of grass smuts 



brome-grass smut . . 



kangaroo-grass smuts 



sorghum grain smut 



wallaby grass smuts 

 Light and darkness, effect on ger- 

 mination 

 Local infection 

 Localized mycelium 

 Lolium fungus symbiosis 

 Loose smut and stinking smut in 



ears of same plant 

 Loose smut of oats 



germination 



infection . . 



soil infection 



treatment of seed 



28 



63 



28 



55 



31, 34 



36 



30 



29 



30, 33 



33, 34 



133 



57 



28 



13. 145 



13 



62 



63 



125 



125 



125 



126 



67 



112 



109 



88 



111 



103 



86 



107 



70 



121 



123 



125 



121 



126 



10 

 59 



29 

 103 

 103 



22, 28, 104 

 30 

 106 



