PESTALOZZINA. 



495 



Pestalozzina Soraueriana Sacc.^ occurs on foxtail grass 

 {Alopecurus pratensis). The conidial tufts develop on spots which 

 appear on the gradually withering leaves. The hristle-appendages 

 on the terminal cell of the conidia are lateral, only one being 

 terminal. This disease was first observed by Weinzierl at Vienna, 



^¥^^l\/ 



\'\ '^.\ ' 



Fig. 305. — Septogloeum Hartigianum on Acer campestre. The dead twigs exhibit 

 black points and lines— the pycnldia of the parasite, (v. Tubeuf phot.) 



and has not as yet been found out of that neighbourhood ; it 

 attacks the pure-culture seed-beds only. 



Septogloeum. 



Like Gloeosporium, except that it has pluricellular conidia. 

 Septogloeum Hartigianum Sacc.^ Twigs of the common 

 maple (Acer campestre) are subject to a disease, which exhibits 



^Sorauer, Zeitschrift f. Pflanzenhrankheiten, 1894, p. 213. 

 ^R. Hartig, Forstlich-naturwiss. Zeitschrift, 1892, p. 289. 



