\ 



Grout: A little-kxowx Mildew of the Apple 375 



The stiff rigid appendages arc totally unlike the appendages of 

 any other Spliacrothcca known to me and seem to me to constitute 

 as good a generic distinction as the number of asci in a perithecium. 



Descru'TION of Plate 364, 



Figs. I and 2, camera lucida drawings of the perithecia, ^-^ and 3|2^ respectively ; 

 3) 4j 5» 7 -'^"d 8, tips of appendages ; 6, basal part of appendage to show the propor- 

 tions of cells; 9, ends of two adjoining cells ; lo, junction of basal and neighboring 

 cejls ; II, ascus and spores, 3^2. 12^ avails of exosporic cells-reticuhun ; 13 and 14, 

 rhizoidal appendages, *J** , 



I 



