Ustilaginacese, Ustilago. 503 



(1909) p. 293. — Soris nigris, pulveraceis, fibris relaxatis percur- 

 sis, nudis; sporis omnibus isomorphis atque eadem magnitudine, 

 globosis, 10-12 [j.. diam., pellucidis, atro-fuligineis, eximie reti- 

 culatis. 



Hdb. in paniculis, quas destruit, Panici leucopli;^ei in priu- 

 andinis Cacheuta prope Mendoza Amer. austr. 



31. Ustilago bonariensis Speg., An. Mus. Nac. Buenos Aires t. XIX 197G 

 (1909) p. 287. — Soris maximis 3-8 cm. long., 5-10 mm. diam., 

 primo erectiusculis compactiusculis, tunica candida vestitis, serius 

 erumpentibus fibroso-pulverulentis atro-oHvaceis ; sporis subglobo- 



sis, e mutua pressione leniter difformibus 5-7 ;j.. diam., episporio 

 crassiusculo levissimo olivaceo, endoplasmate grosse 1-guttulato v. 

 minute pluriguttulato. 



iZa6. in spicis Penniseti tristachyi, Panici elaphan- 

 tipedis, P. spectabilis, prope Buenos Aires Amer. austr. 



32. Ustiiago Beckerae P. Henn., in Fl. du Bas- et Moy.-Congo, Ann. 1977 

 Mus. du Congo v. II, fasc. II (1907j p. 85. — Soris ovariicoUs 

 inclusis, atris; sporis subglobosis, atris, granulatis, 15-20 [j.. cs. 



^a6. in foliis et ovariis Beckerse sp., socia Placosphteria Be- 

 cJcerce, Kisantu (Congo), maj. 1906 (Vanderyst). 



33. Ustilago aristidicola P. Henn., Hedwigia XLVII (1908) p. 266. 197S 

 — Soris in spicis, eas omnino destruentibus, atris, eflfusis; sporis 

 subglobosis V. ellipsoideis, atro-oUvaceis intus granulatis, 4-7 * 4-6. 



Hab. in floribus Aristidae sp., Bahia, Maracas, sept. 1906. 



34. Ustilago Anthistiriae Petch, Ann. R. Bot. Gard. Peradeniya IV 1979 

 Pt. V (1909) p. 304. — Soris ovariicolis; sporid globosis, spinu- 

 losis, nigro-olivaceis, 6-7 [i. diam. 



Hab. in ovariis Anthistirice tremuhc, Peradeniya Ceylon. 



35. Ustilago Arthurii Hume, Proc. Jowa Ac. Sc IX (1902) p 233 i980 

 et in Olinton North Amer. Fiora, Fungi VII, jjag. 20. — Soris 



in foliis convolutis nidulantibus, lineatira dispositis, demum totam 

 folii partem interiorem oblitterantibus et strato-rufo-brunnoo in- 

 quinantibus; sporis olivaceo-brunneis, satis regularibus sphtcroidois 

 v'. sphLcricis, 12,5-16 [j.. diam., tuberculis v. squamulis, rarius sub- 

 anastomosantibus conspersis. 



Hab. in foliis Paniculari;i' (Glyceriic) american;c, Jowa 

 Amer. bor. — Teste Clinton non sat diversa ab Ustilaglne Sco- 

 lochlocu Grifif. - Syll. XVII, p. 478. 



36. Ustilago Tepperi Ludw.,Centrbl. (1889> p. 341, Mac Alp. Smuts vm 

 Austral. ^1910) pag. 161. — Soris caulicolis et tioricolis, nigris, 



