lIstilagincfG, Amerosporae, Ustilago. 455 



IIavenel) nec non pr. Montevideo Anierica} australis (Arechava- 

 T.ETA sec. Winter). 



10. Ustilago cruenta KUhn in Hanihurger Garten-und Bluraen-Zei- le^n 

 tung XXVJII, pag. 177, Winter Die Pilze pag. 89, Scliroet. Pilz. 

 Schles, p. 208, Bref. Untersuch. V, pag. 91, tab. 7, fig. 1-8. — 

 Soris ex atro olivaceo-brunneis, ad apicera culmorum in panicu- 



lis et rachidibus, rarius in seminibus pustulas rufo-brunneas, 

 s,Tpe in plagulas lividas late expansas confluentes efformantibus 

 i rachidem curvam contortarave relinquentibus; sporis globosis 

 vel breviter ellipticis, 5-12 c^ 5-9, episporio rufo-brunneo, dein oli- 

 vaceo-brunneo. levi instructis; promycelio cylindraceo, plerum- 

 que 3-septulato; sporidiolis lateralibus vel terminalibus, elliptico- 

 fusoideis; cellulis germinantibus fusiformi-oblongis. 



Hah. in paniculis Sorghi vulgaris et saccharati in 

 ("^ermania. 



11. Ustilago Crameri Kiirn. in Fuck. Syrab. Myc. II, p. 11, Winter 1(347 

 Die Pilze p. 90, Fisch. Aperc. p. 13, Bref. Untersuch. pag. 101, 



t. 7, f. 18-21. — Soris atro-olivaceis, ovaria incolentibus; sporis 

 vaide irregularibus, rotundatis vel oblongo-angulatis , pellucidis, 

 10-12:^0-9, brunneis, olivaceis, levibus, quam maxime auctis sub- 

 tilissime reticulato-undatis, nec revera reticulatis. 



Hab. in ovariis S e t a r i re i t a 1 i c oe, v i r i d i s et a m b i g u aD 

 in Germania et Hungaria. — Panicula plant;e nutricis haud defor- 

 mata. 



12. Ustilago pamparum Speg. F. Patagonici n. 75, Cfr. Speg. Fungi ig^s 

 guaranitici in Obs. ad n. 105, Ust. Setarice Speg. nec Niessl. — 

 Sporis subglobosis, 9-11 ■/. diam., levibus vel vix granulosis, fu- 

 ligineo-olivaceis. 



Hab. ad spicas Setaria^ cujusdam in pratis secus Rio Negro, 

 Patagonia) aliisque America3 australis locis. — Ovaria spicarum 

 tota infecta, hypertrophica, glumis exserta ac duplo longiora sub- 

 cylindracea, apice 3-4 laciniato-aperta , involucro raembranacoo 

 crassiusCuIo sordide-albo vel subroseo donata, intus pulvere ater- 

 rimo laxe farcta ac fibris (columellara fere simulantibus) instru- 

 cta. — Ab J\ Setarice (Rab.) Niessl diversa videtur. 



13. Ustilago Kolaczekii Kiihn in Hedwigia 1880, p. 200 et in Rabenh. ig49 

 Wint. F. E. n. 3401. — Sporis rotundatis vel rotundato-angulatis 

 rarius ovatis vel oblongis, pellucidis, brunneis, 8,8-11 vel u.. diam., 

 12-14 i; 8-10, levibus. 



Hab. in germinibus Setaria^ genicuIataD (e seminibus chi- 



