346 GEOLOGY OF OHIO. 



Aecidium compositarum. 



On several hosts ( Compositse, Eupatorium, Helianthus, etc.) ; over the whole 

 state. 



Aecidium dicentr^ Trel. 



on Dicentra cucullaria, Franklin Co., W. A. Kellerman. 



Aecidium epieobii DC. 



Cincinnati, Thos. G. Lea (Cat.) 



Aecidium erigeronatum Schw. 



On Erigeron annuus, Fairfield Co., Freda Detmers; on E. bellidifolius, Fairfield 

 Co., Moses Craig. 



Aecidium euphorbia Gmel. 

 On Euphorbia, Central Ohio. 



Aecidium geranii DC. 



On Geranium maculatum, Franklin Co., Freda Detmers, W. A. Kellerman. 



Aecidium grossularl£ Sebum. 

 On Ribes ; over the whole state. 



Aecidium houstoniatum Schw. 



On Houstonia cseru'.ea, Sugar Grove, Fairfield Co., Moses Craig. 



Aecidium hydnoideum B. & C. 



On Dirca palustris, Sugar Grove, Fairfield Co., Moses Craig. 



Aecidium impatientis Schw. 

 On Impatiens ; Central Ohio. 



Aecidium nap^E^E Arth. and Holw. 



On Napsea dioica, Sugar Grove, Fairfield Co., Moses Craig. 



Aecidium nes.E^E Gerard. 



On Nessea vefticillatus, Licking Reservoir, W. C. Werner, Aug. D. Selby. 



Aecidium Oenothera Pk. 



On Oenthera biennis ; Central Ohio. 



Aecidium punctatum Pers. . 



On Hepatica acutiloba, Columbus, Moses Craig, H. A. Surface. 



Aecidium ranunculi Schw. 



On ranunculus abortivus; common in Central Ohio and doubtless over the 

 whole state. 



Aecidium sambuci Schw. 



On Sambucus canadensis, Central Ohio, W. A. Kellerman; no specimens seen 

 from other parts of the ptate. 



