PAPERS GIVING RUSTS OF NORTH AMERICA. 277 



^ciDiUM ciMiciFUGATUM Scliw. (CcToma cimicifugatimi Schw.). 

 On Cimicifuga racemosa (L.) Nutt., I, Pennsylvania, 2876. 



Excluded Names. 



The following names and numbers apply to forms that are not 

 rusts, or if so are impossible of identification. 



Ccconia (Urcdo) riinostirn Link. 



On Scirpus lacustris L. (S. acutus Muhl.), New York, 28 ig; 

 no fungus present, probably mechanical injury. 



Ccroma (Urcdo) Campanularuni Link {Urcdo Campanulcc Schw.). 

 On Spccularia perfoliata (L.) A. DC. {Campanula pcrfoliata 

 L., C. amplcxicauUs Michx.), North Carolina, Pennsyl- 

 vania, 28^0; no specimen preserved, probably not a rust. 



Cccoma (Urcdo) Tcucrii Schw. 



On Teucrimn canadcnsc L. (T. virgmicum L.), Pennsylvania, 

 2837^ a Hyphomycetous fungus, Ccrcospora Tcucrii 

 (Schw.) Arth. & Bisby (C. racemosa E. & M.). 



Cccoma (Urcdo) apiculosum Link (Urcdo flosculosorum Alb. & 

 Schw.). 

 On various hosts, North Carolina, Pennsylvania, 2844; no speci- 

 men preserved, and the name so loosely applied as to 

 have no value. 



Cccoma (Urcdo) Lobelicr-cardinalis Schw. 



On Lobelia cardinalis L., Pennsylvania, 2848; a Hyphomycetous 

 fungus, usually called Ccrcospora cffusa (B. & C.) Ellis 

 &Ev. 



Cccoma (Urcdo) brunneum Schw. 



On an undetermined leguminous plant, Pennsylvania, 28^0; 

 some pathological condition, but no fungus present. 



