General Index. 



347 



Pucdnia graminis, importation on 



straw ... ... 43 



injurious rust in Australia 64 



no aecidia in Australia ... 58 



on grasses, wheat, &c. ... 70 



repeated formation of 



uredospores ... 19 

 reproduced by uredo- 

 spores in Australia ... 19 

 specialisation of forms ... 53 

 teleutosporeSjfrom Australia 

 not germinating in Eng- 

 land, and vice v< rsd ... 67 

 germinating power ... 8 

 germination, exposure to 



cold not necessary ... 67 

 in Australia... ... 24, 67 



in water ... ... 36 



time for ... ... 8 



variation ... ... 39 



uredospores, germinating 



power ... ... 8 



on old straw ... 69 



germination ... ... 21 



persist through winter ... 8 

 graminis and barberry rust, 



connexion first discovered 55 

 in Australia ... ... 58, 66 



in Kew Gardens ... ... 68 



helianthi, germination of 



teleutospore ... ... 9 



heterospora, one -celled teleuto- 



spores most common ... 26 



transition form ... ... 83 



hieracii, spermogonia with 



uredo... ... ... 13 



subdivision of ... ... 80 



impatientis, introduced ... 43 

 liliacearum, spermogonia with 



teleuto ... ... 13, 37 



lolii, introduced ... ... 42 



paraphyses in uredosori ... 22 



magnusiana, heteroecious ... 45 

 paraphyses, in teleutosori 



and uredosori ... 22 

 malvacearum, causing "shot- 



hole" ... ... 6 



germination of teleutospores 24, 27 

 importation and widespread 



distribution ... ... 43 



suppression of spermogonia 14 



maydis, introduced... ... 42 



menthae, introduced ... 42 

 obtegens, spermogonia with 



uredo... ... ... 37 



perplexans, on native host ... 49 



paraphyses in uredosori ... 29 



plagianthi, epispore ... 23 



poarum, introduced ... 42 



paraphyses in uredosori ... 22, 29 



uredo withstanding cold ... 22 



podolepidis, two germ pores in 



upper cell of teleutospores 35 

 prainiana, abnormal teleuto- 

 spore germination ... 36 

 prenanthis, introduced ... 42 

 peridium often wanting ... 17 



Pucdnia pruni, causing "shot-hole" 6 

 first record in Australia ... 44 

 producing uredospores 



within fruits ... ... 19 



supposed spermogonia ... 22 

 purpurea, introduced ... 42 



rufiifjovera, germinatingpower 



of uredospores 



paraphyses in teleutosori .. 24 

 subdivision ... ... 79 



senecionis, repetition of aeeulia ! s 



xiiitfih-x, aecidia unknown ... 58 



introduced ... ... .jj 



mesospores ... ... _>; 



suavcolens, scent of sper- 

 mogonia ... ... 13 



tasmanica, germination ol 



aecidiospores ... ... 16 



groundsel rust ... ... 42, 49 



thuemeni, introduced rust 



attacking native host .. 42, 49 



triticina, aecidia unknown 58 



comparatively harmless ... 64, 66 



contrasted with P. bromina 80 



germination of uredospores 21 



paraphyses in teleutosori ... 2*J, 7"- 



preference for certain parts 60 



vexans, amphispores ... 25 



Pucciniaceae ... ... ... 82 



Pucciniopsis ... ... ... 11 



Queen's Jubilee wheat, rust spores 



on grain ... ... ... 69 



Ranuculaceae, Cronartium ... 53 

 Ranunculus Jicaria, infection ex- 

 periments ... 56 

 Ravenelia ... ... ... 84 



compared with Uromydadium 104 

 Repetition, of aecidia ... ... 18 



of spore forms ... ... 11 



and spermogonia... ... 14 



of uredospores ... .. 19 



Rerraf, a rust-resisting wheat ... 64, 74 

 Rhamnus 



cathartica 



Rhododendron, Chrysomyxa ... 56 

 Roestelia, ... ... ... 17 



Rose rust (Phragmidium subcorti- 



cium) ... ... 5 



Rotation of crops and rust ... 71 

 Rubiaceae, native rusts... 45 



Rust Conference 

 Rust of wheat... 



connexion with rust on grasses 

 early theories ... ... 68 



effect of, drainage ... ... 71 



early maturing wheats ... 

 fallowing ... ... 7 '2 



irrigation 



manures 



muggy weather ... 67, 7'- 



ploughing 



rotation of crops 



seedbed Tl 



seed treatment 

 stubble burning 

 effect on straw and grain ... 

 first appearance in season ... 

 first record in Australia ... 74 



