/'(trasi/ir Fmiiji af f///U(>is. lllr") 



loiij;- or elliptical. alii-ii|)tly and i-atlicr (Iccply (-(tiisl rictcd, ajx'X 

 t liickriuMi and niostlv narrowed to u n)und(Ml point, lower sei;;- 

 nient usually loii^-er and niirrowed to tlie pedicfd. surface 

 sniootli, 12 'il hy :{() T)!) /.i; pedicel liyaliue, usually less than 

 the len;.;th of the spore, hut sometimes longer. 



On A/i'fris f(in'nos(i : IVIillers, Iiidiiina, iieai- the Illinois 

 lin.-. July 4, 55'.»2, II., E. .1. Hill. It prohahly occurs in Illi- 

 nois. 



P. smilacis, S( hw. 



II.. III. Hy])o<;enons. Sjtots small, numerous, brick-red; 

 sori scattered or irregularly circinate, punctiform or elonga- 

 ted, surrounded hy the ruptured epidermis, and by a row of short 

 club-shaped parapliyses. 11. Spores oval, slightly echinulate, 

 pale, 21-27 ;«, on fragile pedicels. 111. Spores broadly ellijtti- 

 cal, conspicuously constricted. u})per segment considerably 

 i-ounded (II- ol»tusely pointed, often narrowing below to the 

 pedicel, dark colored, smooth, 21 by 3()-42 ,«; ])edicel thick, 

 tinted, as long as the lower segment. 



On leaves of Smila.r liispida: Union. Oct. 24, lOfVS, U., 

 HL, Oct. 2U, 2120. ir., Nov. 4. 227^). II., III.: Pulaski. Nov. 4, 

 2238. TL, ITI. 



P. caricis, (Sebum.) Rebent. 



TI,, 111. Hy}»ogenous. Sori more or less elongated, valu- 

 able, scattered, often very numerous and conspicuous, the rup- 

 tured epidermis ragged and long adherent, uredosori cinnamon- 

 brown, teleutosori black; uredospores globose, subglobose. or 

 sometimes elongated, conspicuously but not sharply echinulate. 

 18-24 by 21-27 ,u; teleutospores cuneafre, little ccmstricted. 

 much thickened and obtusely rounded or almost truncate above, 

 and narrowed to the pedicel, smooth, 10-20 by 83-45; pedicel 

 hyaline or nearly so, one half to once the length of the spore. 



On Cnre.r sps.: Union. Ai)ril 17. 4141, 11.; Pulaski, INIay 

 1, 4405, II., 4400), II., May 2. 4447. II., May :>. 4511. IL: 

 Champaign, June 10, 40<)0, II.: Adam.s, June 27, 5311. H., 

 July 11, 5504, II.; McLean, July 15, 2327. II., July 20, 5f)03, 

 II., III., Aug. 1, 2325, Aug. 4, 232(3, Aug. C, 2413, Sept. 0. 5I)()7, 



