560 Sphaeriace», Hyalodidymae, Didymella. 



tano Ital. austr. — Adsunt spermogonia: spermatiis cylindraceis 

 3 [x. longis. 



63. Didymella refracta (Cooko) Sacc. Sph(vria refracla Cooke in 2188 1 

 Grov. V, p. 119, — Peritheciis sparsis, epidermide decolorata te- 

 ctis, subinde applanatis; ascis cylindracois; sporidiis monostichis, 

 obtuse biconicis, uniseptatis, loculo utroque 1-2-guttato, hyalinis, 

 35 = 15. 



Hah. in calamis Scirpi, N. Wootton Hritannise. 



t>4. Didymella uberina (Mont.) Sacc Sph. uherina Mont. Syll. Crypt. 2i8y 

 n. 857 et Guy., rass., n. 571, t. 6, f. 1. — Rrumpens, sparsa, ver- 

 rucariaeformis ; peritheciis hemisphserico-depressis, basi applanata 

 epidermide irregulariter rupta cinctis, brunneis opacis ostiolatis, 

 ostiolo nitido; ascis maximis octosporis; sporidiis fusiformibus rae- 

 dio septatis hvalinis. 



Uah. in petiolis Palmarum, Cayenna (Leprieur). 



65. Didymella Dioscoreae (H. et C.) Sacc. Sph. Diof^corecc B. et C. 2190 

 North Amer. Fungi n. 948. — Minutissima; ascis brevibus oligo- 

 sporis; sporidiis oblongis, uniseptatis, 20^:6-6,5. 



Hah. in caulibus emortuis Dioscoreae in Carolina inferiore 

 Americae borealis. 



66. Didymella eumorpha (B. et C.) Sacc. Sphceria eumorpha B. et 2191 

 C. North Amer. Fungi n. 923. — Linearis, epidermide arcte cin- 

 cta, rima angusta aperta; a.scis linearibus; sporidiis oblongis vel 

 subcymbiformibus, uniseptatis, 12-13 y.. longis. 



Hah. in culmis Arundinariae in Carolina infer. Amer. bor. 



67. Didymella combulliens (B. et C.) Sacc. Sphft>ria comhidliens B. ^jg, 

 et C. North Amer. Fungi n. 936. — Peritheciis sparsis, ■ostiolo 

 minuto excepto, abditis; sporidiis oblongis uniseptatis. 



Hah. in culmis .^rundinari^e, in .\merica boreali. 



C) In Acotyledoneis. 



68. Didymella Hyphenis (Cooke) Sacc. Mich. II, p. 316, Sphcvria i/y- 2193 

 phenis Cooke liandb. n. 2688. — Subparallela seriata; peritheciis 

 minutis, subglobosis, prominulis, demumque epidermidem perforan- 

 tibus, nigris, ostiolis minutis; ascis obclavatis, 70-80 ^; 25, octospo- 

 ris; sporidiis subdistichis, oblongo-clavulatis, 20-22 = 6, unisepta- 



• tis, non v. vix constrictis, hyaliois. 



Hah. in stipitibus Pteridis aquilina! iii Britannia (Cooke) 

 et Algeria (Trabut). — Cl. Cooke descripsit sporidia ellipsoidea, sed 

 ^uae vidi sic dici non possunt. 



