Ustilaginacese, Ustilaginese, Sorosporium. 617 



1. Cintractia Uleana Syd., Ann. Mycol. 1916, p. 73. — Soris in ova- 2277 

 riis evolatis eaque iu corpora dnra, atra, carbonacea, 2-4 mm. 

 diam. trausformantibus ; sporis globosis v. subglobosis, levibus, 

 12-14 (1 diaui., v. usque ad 16 |jl longis, 10-12 [i cr., olivaceo-brun- 

 neis, membrana 1,5 [i cr. 



Hab. iu ovariis C a r i c i s [Cyperaceae], Eoraima Brasilia (E.Ule). 

 A ceteris speciebus caricicolis diversa. 



2. Cintractia amazonica Syd., Aun. Mycol. 1916, p. 73. — Soris in 2278 

 ovariis evohitis, eosque destruentibus, mox pulveraceis, 1-2 mm. 

 diam., atro-olivaceis; sporis globosis v. subglobosis, 12-18 p, diam., 

 obscure brunneis, verrucosis, membraua 1-5-2 [i crassa. 



Hab. in ovariis E h y u c b o s p o r a e sp. [Cyperaceae] S. Marcos 

 et Serra de Mec, Eio Branca, Brasilia (E. TJle). 



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

 p. 428, XVI p. 379, XVII p. 484, XXI p. 512. 



1. Sorosporium icosiense Maire, Bull. Soc. H. X. Afr. du Xord, 1917, 2279 

 p. 145. — Soris in sacculis (ovariis mutatis) corniformibus, rectis 



v. curvulis, apice acutis, 7-8 «^ 0,7-0,8 mm. evolutis, membrana te- 

 naci ex albido ochracea v. rufescenti obvolutis, columella centrali 

 usque ad apicem extensa praeditis, mox apice rima longitudiuali 

 dehiscentibus, pulveraceis, atris et columellam atratam, nudatam 

 exhibentibus; membrana ex hyphis hyalinis, septatis, dense agglu- 

 tinatis, nec non exyovarii epidermide constituta; cohimella e con- 

 textu ovarii centrali constituta; sporis in glomerulos subglobosos, 

 ellipsoideos v. ovoideos, 25-45 * 22-32 coalitis, tandem liberatis ; 

 glomerulis sub micr. brunneis pelhicidis; si)oris homomorphis, sub- 

 globosis, breAnter ellipsoideis v. polygoniis 9-12 ij. diam. crassiu- 

 scule tunicatis, externis in parte libera verruculosis. 



Hab. in ovariis A n d r o p o g o n i s [Graminaceae], in Maureta- 

 nia pr. Icosium, Tetemh El-Biar, Afric. sept. 



2. Sorosporium Simli Pole Evans, South Afric. Journ. of Sci., XII, 2280 

 1915 (1916) n. 11, p. 543, tab. XIX. — Soris in inflorescentiis 

 evolutis et eas omnino destruentibus, vagina foliari partim inchisis, 

 elongatis usque 5-7 cm. long. 1-2 cm. latis, atris pulverulentis mem- 

 brana albida v. isabehiua crassiuscula primo tectis ; giomeruhs 

 subglobosis V. ehipsoideis, atris, 60-150 p, diam. ; sporis giobosis 



V. subgh)bosis, ohvaceis v. olivaceo-brunneis, tenuissime echinu- 

 latis, 12-13 [i. diam. 



Hab. in inflorescentiis Andropogonis halepensis Brot., 



