207 



liysteriiforin, striate. opake. 1 ."0-1 80 u. long, 80 a wide, perforated 

 above. Asci cylindrical. 8-spored. Sporidia elliptical, uniseptate. 

 brown. scarcely constricted, cadi cell uninticleate, 12-14x8 u. 

 On bleached wood of Sequoia, California. 



TREMATOSPILERIA, Fekl. 



Syinb. p. 161. emend. Sacc. Syll. II. p. 115. 



Perithecia simple. carboDaceous, hard, superficial or subsuper- 

 ficial. at length broadly perforated above. conical or globose, generally 

 large. Asri S-spored. Sporidia oblong or fnsoid. 3- or more-septate. 



The genus as ({lined in Snub. Myc. included species with the 

 sporidia 1-3-septate (Amphisphceria, in part). 



Tr. pertiisa, (Pers.) (Plate 22) 



Spheeria pcrtusa, Pers. Syn. p. 83. 

 Trcmatosphcsria pcrtusa, Fckl. Synib. p. 162. 

 Kxsicc. Fckl. F. Rh. 931. 



Perithecia scattered, mostly only slightly sunk in the matrix or 

 simply adnatc. spherical-conoid, black, hard, snbrngose, rather less 

 than | nun. diani. O^tiolnm nm>tly conical and soon deciduous, leav- 

 ing the peritlieciuni pei-|'orate<l. Asci elongated, 110-140 x 15-20 //. 

 with filiform paraphjses. Spoi-idia biseriate or obliquely nniseriate. 

 elongated-biconical, nne ( |n;dly nniseptate, iinally 3-septate and jnon- 

 or less constricted at ilie septa, brown. 24-32x8-10 <i. 



Schweinit/ iSyn. X. Am. p. 214) says this species is common in 

 Carolina and Pennsylvania. It is also mentioned by Peck, in 22<1 

 Re])., as found in New York, but we have never seen any American 

 specimen.- which we could refer to this species. 



Tr. nuclearia, (De Not.) 



Sphceria nuclearia, De Not. Micr. Ital. Dec. 9. p. 462, fig. IV. 

 Hypo.vylon mtciti'iia, B. & C. Grev. IV, p. 52. 

 Sphceria caryophaga, Schw. Syn. N. Am. No. 1594. 

 Trematosphczria nuclearia, Sacc. Syll. 3308. 

 i ia Curtisii, Berk, in Curtis Cat. p. 145. 



Perithecia superficial, with their bases slightly sunk in the matrix, 

 and connected by a thin, black, carbonaceous crust, hemispherical. 

 rough, black, with a papilliform ostiolum. Asci clavate-cylindrical, 

 60-70 x 7-8 p. (p. sp.), with filiform paraphyses. Sj)oridia irregularly 

 biseriate, oblong, slightly curved, narrowed and rounded at the ends. 

 12-16x4-5 IJL, biseptate, end cells subhyaline, middle cell with a 

 broad, black band across the center. 



On decaying hickory nuts, Pennsylvania (Everhart). 



