409 



90. Accidiuiii Wcdeliac Earle, Muhl. 1:16. 1901. 

 On CAKDUACEAE: 



Wcdelia ciiriiosa Pers., Porto Rico. 

 TYPE LOCALITY: INIayaguez, Porto Rico, on Wcdelia caniosa. 

 DISTRIBUTION: Known only from type locality. 



97. Aecidium Bahiac B. & C. Grev. 3 :fiO. 1874. 

 On CARDUACEAE: 



Baliia sp. 



EriophiiUum stuchadifolium Greene, California. 

 TYPE LOCALITY: (North America) on Baliia sp. 



98. Aecidium Senecionis Authors. 

 Aecidium compositannit Senecionis Antliors. 

 On CARDUACEAE: 



Senecio aureus L., Iowa, New Hampshire, New York, Wisconsin. 

 DISTRIBUTION : New Hampshire west to Wisconsin and Iowa. 



99. AccidiiDii sp. 

 On CARDUACEAE: 



Senecio praccox DC, Mexico. 

 DISTRIBUTION: Known only from State of Me.xico. 



A very characteristic form, no doubt a distinct species, doubtless be- 

 longing to some grass- or sedge-inhabiting telial form. 



100. Aecidium Herreriamim Arth. Bull. Torr. Bot. Club 33:520. 1908. 

 On CARDUACEAE: 



Senecio saliffnns DC, Hidalgo. 

 TYPE LOCALITY : State of Hidalgo, Mexico, on Senecio salignus. 

 DISTRIBUTION : Known only from type locality. 



A strikingly ch;iracteristic form, on account of its conspicuous perid- 

 ium and lai'ge, thick-walled, dark colored spores. Doubtless heteroecious 

 and possibly belongs with some telial form other than a grass- or sedge- 

 inhabiting one. 



101. Aecidium Compositarum Authors. 



(The following closely related forms, which have not been properly 

 assigned to their telial connections and regarding which little is known. 



