CYLINDEOSPORIUM. 489 



As yet the disease has been observed in quantity only in 

 tlie neisjhbourhood of Oberammergau (Upper Bavaria). 



C. padi Karst. Leaf-blight of cherry and plum. This dis- 

 ease is most destructive in the nursery, causing premature 

 defoliation of young trees ; it may also cause severe injury to 

 fruit-bearing trees. The leaves become spotted and perforated 

 by holes caused by the falling out of withered spots. Spraying 

 with dilute Bordeaux mixture early in the season is said to 

 have good effects.-' 



Ji 



Fi(i. 300.— A fruit from Fig. 2<i9 (enlarged). A. Two pustules .still further 

 enlarged. B, Pustules before and after rupture of the epidermis. C, Isolated 

 eonidia. (v. Tul>euf del.) 



C. filipendulae Tluim. (jceur.s on leaves of Spiraea Filipendula. 



C. ficariae Uerk. On leaves of Ranunculus Ficaria. (Britain.) 



C. viridis E. et E., and C. minus E. et E. On leaves of Fra.rinns rin'tfin 

 in the United Statei^. 



C. cercosporoides E. et £. On living leave.s df tulip-tree. 



C. saccharinum E. et E. On living leavt-s of Aicr sacdiarinum in the 

 United States. 



Cryptosporium. 



Conidial cushions ."^liaiicd like ]iy('iii(lia. Conidia rod-like or 

 spindle-shaped. 



Cryptosporium leptostromiforme Kiiiin.-' This fungus forms 

 rows of black .sLioniala on tliu .stems of lupines; in the stromata 

 are formed pycnidia-like cavities with several neck-like openings, 

 and in them conidia are given ott' from conidiophores. The 

 conidia are rods with rounded ends 7-8'5/x long and about 

 2yu broad ; they emerge from the necks of the cavities as 

 long tendril-like chains, and may be continuously given off 



'Fail-child (Journal of Mycology, vii., p. 24it) gives result.s of remedial 

 treatment. 



-J. Kiihn, Btrirhh- d. lamlirlrlh. lust., Halle, 18S0. 

 Fischer, '' Cryplotporiiou hptoHtromiforme." Breslau, 1S93. 



