I'ardxitif Fiiinji (if Illinois. 1B7 



lattei- work shows that his specimens were the teleutoform, 

 and priority requires the name Uromi/res raladii (Scliw.) as 

 used l)y Farlow (Ellis N. Am. Fungi No. 232 [1879 J. 



U. pyriformis, ('ke. 



III. Spots none; sori ampliigenous, frequently arranged 

 in an ellipse, elongated, very dark; spores pyriforni, obtuse, 

 epispore smooth, thickened at the apex, 15-20 by 25-28 m; ped- 

 icel half as long to as long as the spore, colored. 



Amphigenous, erumpent, sori linear, sometimes confluent, rather 

 pulverulent, purple-brown, epispore thickened aDove; pedicels rather 

 short, thick, persistent, colored in the upper portion.— Cooke, XXIX. 

 Rep. N. Y. Mus. p. 69. 



On leaves of Acorns calamus: Lake, Aug. 27, 1831); (Jook, 

 Sept. 5, 1484, Sept. 0, 1449, Sept. 7, 1459. 



Mr. Peck remarks after the above description, " The species 

 is very closely allied to U. sparganii, but appears to differ in 

 ha])it." It is very doubtful v^diether it is distinct. 



U. spharganii, C. & F. 



TIL Spots inconspicuous or none: sori aniphigenous, 

 scattered or in elongated clusters, round or elongated, often 

 confluent, dark, pulverulent; spores pyriforni or oblong. a])ex 

 rounded or truncate, epispore smooth, strongly thickened at the 

 apex, 15-20 by 24-32 ^; pedicels colored, half as long to as long 

 as the spore. 



Sori minute, ol^long, crowded, black, spores pyriform or oblong-py- 

 riform, about .001 in. long; pedicel colored, shorter than oreciual to the 

 length of the spore.— Peck, XXVI. Rep. N. Y. Mus. p. 77. 



On both sides of leaves of Sjfaiyaniant enriicarjxnii : Cook, 

 Sept. 6. 1450, Sept. 8, 1450. 



U. erytheronii, (DC.) 



i. S])ots ])urplish. inconspicuous; iecidia few. single or in 

 small clusters or lines, short, with a narrow, delicate, many- 

 lobed border; spores subglobose or oval, somewhat angular, 

 smooth or obscurely roughened, 15-21 by 21-27 f*. III. Spots 

 13 



