tiredinacppp, Puceinia. 701 



Gompactiusculis ; teleutosporis utrinque obtusis, eilipsoideo-subglo- 

 bosis, crasse tunicatis, levibus, ad septum non constrictis, obscure 

 fuligineis, 30-35 ^ 30, pedicello persistenti, pallido, 50 * 5-7 suffultis. 

 Hdb. in foliis vivis Sporoboli asperifolii, in pratis circa 

 Mendoza Amer. Austr. 



286. Puccinia Sesleriae-caeruleae E Fischer, Uredin. der Schweiz 2674 

 (1904) p. 269, cum fig.. — Differt a Pucc. Seslerwj Reich., teleu- 

 tosporis levibus, longioribus, statu ascidiali absente vel non in 

 Rhamno saxatili. 



Hab. in Sesleria c;orulea, in Helvetia. 



287. Pucclnla Polypogonis Speg . An. Mus. Nac. Buenos Aires t. XIX 2675 

 (1909) p. 3(10, Uredo Polypogonis Speg. — Syll. XVI, p. 361. — 

 Maculis pallescentibus indeterminatis; uredosoris pulverulentis pal- 

 lidis, 0,5-1 mm long., 0,25-0,3 1 mm. lat. ; uredosporis non v. ob- 

 solete angulosis 20-"M a. diam., pallide fulvis, episporio tenui non 



V. vix papillulato, grosse uniguttulatis ; teleutosoris compactiuscu- 

 lis obscurioribus; teleutosporis non v. vix obovatis, 35-40 * 20, le- 

 vibus, loculis subfequilongis ad septum leniter constrictis. episporio 

 superne sat incrassato truncato-rotundato v. plus minusve umbo- 

 nato, fulvis, pedicello persistente 50-60 « 5-8 suffultis. 



Hab. in foliis vivis Polypogonis monspeliensis, in pra- 

 tis prope Lago Muster Patagonia Amer. austr. 



288. Puccinia Pilgeriana P. Henn., Engl. Jahrb. XL 1907) p. 226. 2676 

 — Soris hypophyllis, sparsis v. gregariis, pulvinatis, ferrugineis; 

 uredosporis subglobosis v. ellipsoideis, 22-30 « 20-25, episporio ca- 

 staneo, aculeato; teleutosporis clavatis, apice rotundato-obtusis,usque 



ad 6-7 \i. incrassatis, medio 1-septatis constrictis, 30-44 * 20-23, 

 episporio roseo-incarnato, levi; pedicello brunneolo c. 7 cr. 



Hab.m foliis Paspali, Mattogrosso Cuyabu BrasilicC Pilger). 



289. Pucclnia panlcicola Arth., Bull. Torr. Bot. Club XXXIV (1907) 2677 

 p. 586. — Uredosoris araphigenis, numerosis, sparsis, ovatis. 0,1- 



0,3 mm. lat. 0,2-0,4 mm. long , mox nudis, pulverulentis, obscure 

 cinnamomeo-brunneis; uredosporis late ellipsoideis v. obovoideis 

 26-30 ^ 23-25, tunica obscure cinnamomeo-brunnea, crassiuscula, 

 1,5 ;x., cr., crebre et crasse echiuulata, verrucosa, poris germina- 

 tivis 3-4, quandoque 2, sequatorialibus pr;edita. 



Hab. in foliis Panici mollis, P. hebotes, Cuba, Mexico 

 Amer. bor. (C. F. Baker, E. W. D. Holway). — Pucc. esclavensi 

 proxima. Status teleutosp. observatus, testo Baker, sed iirthurio 

 ignotus. 



