52 NOTICES OF NORTH AMERICAN FUNGI. 



congestis rubiginosis ; ostiolo papillfeformi ; ascis linearibus ; 

 sporidiis oblongis. 



On alder. New England, Russell. No. 5936. Maine, Morse. 

 No. 6277. 



Erumpent ; peritbecia large, crowded, covered witb rubiginous 

 meal ; ostiola papillajform ; asci linear ; sporidia uniseriate, oblong, 

 with one or two nuclei, "001 or more long, about -^ as much wide. 



842. Hypoxylon Blakeii. B. ^' C. — Erumpens ; peritheciis 

 minoribus congestis ferrugineis ; ostiolo papilla^formi ; ascis lineari- 

 bus ; sporidiis oblongis. 



On willow. Maine. No. 6303. 



Erumpent ; peritbecia ferruginous, much smaller than in the 

 last, crowded ; ostiola prominent ; asci linear ; sporidia uniseriate, 

 oblong, with one or two nuclei, '0008 long. In many respects re- 

 sembling the last, but with smaller peritbecia and sporidia. 



* Hypoxy Ion sassafras. Schmein. — Car. Inf. No. 1889. Ravenel., 

 Sporidia oblong, -0008 long. 



843. Hypoxylon epiphaeum. B. ^ C. — Peritheciis panels con- 

 natis e macula rubiginosa oriundis ; ostiolo papillaeform ; sporidiis 

 breviter cymbEeformibus. 



On Magnolia glauca. Car. Inf. No. 2437. 



Peritbecia few, crowded in the centre of a rubiginous spot ; osti- 

 olum papillaiform ; asci linear ; sporidia vuiiseriate, brown, shortly 

 cymbjeform. 



* Hypoxylon xubiginosum. Fr. — Car. Sup. No. 878. Texas, 

 C. Wright. No. 3893. 



* Hypoxylon subiculosuxn. Schwein.— Gar. Sup. No. 86, 176, 

 278, 309, 319, 321, 357, 384, 395, 423. Car. Inf. No. 4920. 

 Eavenel. No. 1707. 



Sporidia shortly cymbiform, binucleate, -0005 long. 



* Hypoxylon gregale. Schivein. — Car. Inf. Eavenel. No. 

 1329. 



Peritbecia ovate, rather acute, pulverulent; ostiolum papillai- 

 form ; sporidia oblong, narrow, uniseptate, "0005 long. 



* Hypoxylon mammsefozme. Fr. — Car. Inf. On Cyrilla. No. 

 952. 



844. Hypoxylon nucitena. B. 4' C— Peritheciis minutis nigris 

 confluentibus tingentibus ; sporidiis cymb«formibus biseptatis, 

 medio fuscis. 



On nuts of Carya. Pennsylvania, Michener. No. 4151. 



Peritbecia minute, crowded, forming an even stratum, pulveru- 

 lent ; ostiolum papillasform ; sporidia cymbasform, biseptate, tlie 

 middle articulate, brown, or with a brown nucleus, ■0006--00057 

 long. 



* Hypoxylon investiens. /ScAuje/M.— Texas, C. Wright. No. 



