399 



TYPE LOCALITY : Guayanoba Canon, Sierra Madre Mouutaiues, State of 



Chilnialuia, Mexicii. (in Macro.siplioiiid hi'dclt i/siplioii. 

 DISTRIBUTION: Known only from type locality. 



62. Accidium Aiwcijiii Sclnv. Selir. Nat. Ges. Leipzig 1:68. 1822. 

 On APOCYNACEAE : 



Apocynum cannahunim L., District of Colnmljia. 



Apocynum piihesccns R. Br., Delaware, New Jersey, North Carolina. 

 TYPE LOC.AIvITY : Salem, North Carolina, on Apocynum canuahinum. 

 DISTRIBUTION: New Jersey south to North Carolina. 

 EXSICCATI : Ellis & Ev. Fiuigi Colnmb. 1295. 



An eastern species characterize<I by its small spores. 



63. AeckVmm ohcsnm Artli. Bull. Torr. Bot. Chil) 37 :.")T9. 1010. 

 On APOCYNACEAE : 



Apocynuni Injpcricifoliiim Ait., Illinois, Kansas, Nebraska. 

 TYI'E LOCALITY": Manhattan, Kansas, on Apocynum liypcrieifolium. 

 DISTRIBUTION: Illinois west to Nebraska and Kansas. 

 EXSICCATI : Ellis & Ev. N. Am. Fungi 1S23; Vestergren, Micr. Rar. Sel. 



1101. 



A western species readily distinguishable from Accidium Apocyni 

 Schw. by having much larger aeciospores. 



64. Aecidium Brandcgci Peck, Bot. Gaz. 3:34. 1878. 

 On ASCLEPIADACEAE : 



Asclepias puiniki (A. Gray) Tail, Kansas. 



Asclepias suhverticcUata (A. Gray) Yail, New Mexico. 



Asclepias x-erticellata L.. Colorado, Nebraska, South Dakota. 



PMlihertclla Harticeyii Yail, Chihuahua. 



PhilihertcUa Bartu:eyii hcterophylla (Engelm.) Vail, Arizona. 

 TYPE LOCALITY : Colorado, on Asclepias verticellata. 

 DISTRIBUTION: South Dakota to Kansas, west to New Mexico and 



Arizona, south into Mexico. 



A striking species often causing considerable hypertrophy. 



65.. Aecidium HydrophylU Peck. Bull. Buff. Soc. 1:68. 1873. 

 On HYDROPHYLLACEAE : 



Hydrophyllum alhifrous Heller, Idaho. 



