the apex of fascicles of hyphae emerging through the stomata, 
reniform or subglobose, the whole or a portion only of the epispore 
warted ; germ-pores 3-5. 
III. (Teleutospore stage). Teleutospores originating from the 
centre of the heads of uredospores after the latter are fully 
developed, unicellular, broadly ovate, umbonate ; germ-pore apical ; 
promycelium simple, 3-4-septate, each septum producing a single 
sporidium borne on a slender sterigma. 
rounded ; 
Hemileia is very closely allied to the genus Uromyces, Link, 
from which it differs mainly in the fertile hyphse emerging in 
' > produce their spores on the 
;. 
Hemileia vastatrix, Berk, and Broome. Gard. Chron., Nov. 6, 
1869, p. 1157, 1 fig.. 
I. Unknown. 
II. Hypophyllous ; commencing as small irregularly circular 
patches ; if numerous, the patches during increase in size blend 
together, and not unfrequently cover the greater portion of the 
leaf- uredospores produced in small heads, subreniform tri- 
angular in section the free convex surface covered with small 
warts, and bounded by a row of longer, crowded, spinose warts : 
the two lateral surfaces that are in contact with a lioini™ ZIV 
e^fias- with one or — ™- ssa 
III. Teleutospores occupying the centre of the heads of uredo 
S^S:t^' ^T'V e P-l-e -ooth ct- 
l '3 { g f *2? ^ ; Pedicel slender > snor t I Promy- 
^ '.-« ■ '^t^^T^om Journ ' (Bot ° 
The fungus is most abundant on th< 
leaves, less frequently on young shoots c 
Ceylon. Goffea arabm 
Cmx*. -VQffea afSbTca T ^ipm ■ 
^•de,naj,, ,„/... ^ " "" 1 ' ■ ™>»'"*, Hiern (cultivated) ; 
