* 3 8 
The Ohio Naturalist. 
8. Peronospora arthuri Farl. 
Conidial stage. 
On Onagra biennis (L.) Scop. 
Columbus, Ohio. June 5, 1901. 
Coll. W. A. Kellerman. 
“ P. arthuri 11. sp. Conidiophores rather short and rigid, sev- 
eral times dichotomous. Tips rather short and rigid. Conidia 
broadly ellipsoidal, obtuse, 22-26 mmm. by 19111111111., slightly violet- 
colored. Oospores large, dark brown, 34-42 mmm. in diameter, 
exospore covered with short, blunt papillae.” W. G. Farlow, 
Botanical Gazette, 8:315. October, 1883. 
9. Phyllosticta asiminae E. & K. 
On Asimina triloba (L.) Dunal. 
West Alexandria, Preble Co., Ohio. July 4, 1901. 
Coll. W. A. Kellerman. 
11 Phyllosticta asiminae E. & K. Spots pale brownish, of irreg- 
ular shape (Wicni.), bordered by a distinct, dark raised line; 
peritliecia subglobose, deeply immersed, their apices barely visible 
on the upper surface of the leaf, scattered, ioo-i2ommm. diam.; 
spores yellowish with a slightly greenish tinge, obovate, 7-9 x 5-6 
mmm.” The American Naturalist, 17: 1165. November, 1883. 
10. Puccinia helianthi Schw. 
On Helianthus divaricatus L. 
Columbus, Ohio. October 10, 1901. 
Coll. W. A. Kellerman and P\ J. Tyler. 
“Puccinia helianthi Sz. P. minor orbicularis aggregata nigra, 
sporidiis globoso-ovalibus bilocularibus longissime pedicellatis. 
“ In plurimus Helianthis vulgaris. Sporidia fusco-lutea, ped- 
icello albo, pellucido.” L. de Schweinitz, Synopsis Fungorum 
Carolinae Superioris (excerpta), p. 47. No. 495. (1822). 
11. Puccinia helianthi Schw. 
On Helianthus mollis Lam. 
Sandusky, Erie Co., Ohio. September 17, 1901. 
Coll. W. A. Kellerman. 
Supplement to No. 10. 
