538 1 52. iEcidium. 7. PROTOMYCEiE. PI, cell apk . 
19. JBcidium punctatiim. Dotted ecidium. 
Thecce hemispherical, pale-yellow; mouths not cut; spo - 
ridia brown. 
./Ecidium punctatum, Persoon Syn. 212. 
.Ecidium anemones, Hoffm. Germ. 2, 2. 
On the lower face of the leaves of yellow anemonies. 
20. JEcidium rubi, Bramble ecidium, 
Thecce flattish, edge white; mouth orbicular, prominent, 
not cut or but slightly toothed ; sporidia yellowish-brown. 
./Ecidium rubi, De Cand. Syn. 50. 
On the lower face of the bramble-leaves. 
21. JEcidium epilobii. Willow-herb ecidium, 
Thecce scattered, distinct, white; mouth torn, expanded, 
withering; sporidia orange, becoming brownish. 
./Ecidium epilobii, De Cand. Syn. 50. 
On the lower face of the leaves of squarestalk willow-herb, 
rarely on the upper. 
III. 153. USTILAGO. Persoon. Smut, 
Sporidia 1 -celled, globular, sessile, free, heaped, spread- 
ing, girt with a false peridium or theca, black or brown, 
growing on the parts of fructification. 
1. Ustilago segetum. Corn-smut , 
Black , greenish or brownish, involute. 
Ustilago segetum, Persoon Syn. 224. 
Reticularia segetum, Bull. Champ. 1,90. 
On deformed glumes of the grasses. 
2. Ustilago utriculosa. Utricular smut. 
Blackish violet ; sporidia large. 
Caeoma (ustilago) utriculosum, EsenbecJc Syst. 2. 
' On enlarged fruit of water-pepper. 
3. Ustilago violacea. Violet smut, 
Violet; sporidia minute. 
Uredo violacea, Persoon Syn. 225. 
Caeoma (ustilago) violaceum, Esenbeck Syst. 2. 
On enlarged anthers of the caryophylleae. 
