184 i stilaginaceee, Sorosporium 



MELANOPSICHIUM G. Beck. in Ann. Natur hist. Hof-Mus. Wien 1894, 



n. 9, p. 22. (Etym. melanos niger et psix psichos mica). — Sporae 



muco gelatinoso dein indurato in crustas atras conglutinatre, in 



loculis intra matricem excavatis nidulantes, involucro duriusculo 



cincta?. Cetera ut in Ustilagine. 

 1. Melanopsichium austro-americanum Speg. Beck loc. cit. Ustilago 



austro-americana Speg. — Syll. VII, p. 457: cfr. Clint. in Journ. 



of Mycol. 1902, p. 141. 



Hab. in caulibus vivis Polygoni avicularis, P. liydro- 



piperis, P. lapath ifolii, P. lapatli. var. incarnati, P. 



pensylvanici, P. virginiani, P. acris, in Argentina et 



in Amer. bor. 



MYCOSYRINX Beck von Mannagetta in Ann. Naturhist. Hof-Museum 

 Wien 1894, p. 123 (Etym. myces et syrinx tubus, fistula). A genere 

 affini Schroteria differt hyphis sporigeris intra stroma subtubularo 

 inclusis sporisque potius acrogenis ut in gen. Ustilagine. 



1. Mycosyrinx Cissi DC.) Beck 1. c, Penzig in Malp. 1900, p. G, 

 tav. XIX-XX, Schrbteria Cissi (DC.) De Toni — Syll. fung. VII, 

 pag. 501. Sec. Penz. 1. c. nascitur pluribus locis in America 

 tropicali et Africa occid. in pedunculis iioralibus Cissi sicyoi- 

 dis, C. acidne, C. uvifer;e, C. d if f usif 1 or x, C. erosae etc. 



2. Mycosyrinx arabica (Henn.) Penz. 1. c. Schrbteria Cissi var. ara- 1615 

 bica P. Henn. Syll. fung. XI, pag. 235. — Schr. arabica P. 

 Henn. in Bull. Herb. Boiss. 1893, p. 115. — A M. Cissi sporis 

 paullo majoribus et intra ramulos vegetativos ramulosque racemo- 

 rum generatis (nec in pedunculis iioralibus). 



Hab. in Cisso quadrangulari in Arabia. 



SOROSPORIUM Rud. — Syll. VII p. 511, IX p. 288, XI p. 237, 

 XIV p. 428, XVI p. 379. 



1. Sorosporium Caricis Ferraris in Ann. Ist. Bot. Eoma 1902, p. 191. 1646 

 — Soris omnino inclusis. aterrimis, pulvorulentis : glomorulis sub- 

 globosis, atris e sporis numerosis compositis (2-20), 14-36 jj.. diam.; 

 sporis rotundato-polygonalibus, subiequalibus, fusco-brunneis, 8-12 



;j.. diam. 



Hab. in floribus masculis Caricis pra^cocis prope Pinerolo 

 Italiae bor. 



2. Sorosporium Arundinellae Syd. in Hedw. 1901, p. (2). — Ovaria ],,|7 

 ex toto implens, destrueiis et massas aterrimas formans; glomerulis 



