24 MILDEWS, RUSTS AND SMUTS 
[Parasitic on plants belonging to the order Euphorbiaceae, 
Euphorbia cyparissia. Conidia broadly elliptical, 
dingy lilac, 22—26 X 16—20 p. cyparissiae, De Bary] 
[Parasitic on plants belonging to the order Portulaceae. 
Tufts effused, greyish ; conidia elliptical, lilac, 25—30 
X II—12 p ; oospores angularly globose, ochraceous, 
36—42 p diam. claytoniae, Farlow.] 
[Parasitic on plants belonging to the order Euphorbiaceae, 
species of Euphorbia. Patches whitish ; conidia sub- 
globose, colourless, 18—22 X 16—20 p; oospore globose, 
30—35 p diam., yellowish. . euphorhiae, Fuckel.] 
[Parasitic on plants belonging to the order Dipsaceae. 
Patches dense, greyish; conidia elliptical, 25—30 
X 16—20 p. dipsaci, Tub.] 
[Parasitic on plants belonging to the order Campanulaceae. 
Tufts greyish-violet; conidia elliptical, 20—26 x 
14—17 p; oospores yellowish, 30—35 p diam. 
phyteumatis, Fuckel.] 
[Parasitic on plants belonging to the order Leguminosae, 
Patches dingy white with corresponding brown spots 
on upper surface of leaf; conidia elliptical, 23—24 
X 17—18 p, colourless ; oospores globose, wall thick, 
with a large, loose network. On Laburnum. 
cytisi, Magn.] 
[Parasitic on plants belonging to the order Valerianaceae. 
Patches dense, dingy lilac; conidia broadly elliptical, 
23—28 X 16—20 p ; oospores smooth, 36—42 p 
diam. valerianellae, Fuckel] 
[Parasitic on plants belonging to the order Apocynaceae. 
Patches white, effused. Conidia elliptical, colourless 
or tinged brown, 24—28 X 16—18 p ; oospores sub- 
globose, brown, 24—28 p diam. . . vincae, Schr.] 
[Parasitic on plants belonging to the order Labiatae. 
Patches greyish-violet; conidia subglobose, dingy 
lilac, 22—27 X 18—20 p ; oospores subglobose, 30—34 
p diam. . lophanthi, Earl.] 
B. Intermediae 
Branches of the conidiophores more or less curved, 
ultimate branchlets spreading and recurved, or some¬ 
times curved inwards, or towards each other. 
Parasitic on plants belonging to the order Chenopodiaceae. 
effusa. 
Parasitic on plants belonging to the order Boraginaceae. 
myosotidis. 
