407 



" Kiuiii))t'iit. sul»r()tuii(l, c'ciiivox. Itlack. I'oritlifcia oliloiiu'. Osti- 

 .ilii I'lontiiitt'd. cyliiidriciil. sniofitli, straiulit, Asci clavatc, sessile. 

 S|inii<lia strai^'lit or slij:Iitly curved, ends olitiise, liynliiio. s-!) x 1 J ft. 

 I'listides small, eontaitiiiii!' oidy r)-G jieritliecia.'' 



On twias oi' £JucaI;/pf its. Calilornia. 



Tlie speoc. in N. A. F. sliow mostly s|teiiiio<i'onia. convex, lilack. 

 1^-2 mill, diaiii.. witli a central, perloiateil |)a](illa. Cells niunei-ous. 

 radiate, .'^perniatia cylindi'ical. liyaliiie. curved, h x 1 /i. 



\. (Miiispiiicata, (iScliw.) 



SfilKCtia coinpiiratlii, Scliw. Syn. N. Am. 1336. 

 I'aha Ciiiif/iiiicdh!. Stcvtnsoii Additions to Cooke's V.ilsti, No. ii). 



Conceptaclc rather lai-ge. Mack, l)ut covered, as well as the etRised 

 lilack ci'ust aroun<l the l»ase. with a dirty brownish, pulverulent mass. 

 Several conceptacles are olteii conlluent licneath the ei»iderniis, which 

 is stellately rupture(l with I'cvolute lacinia'. I'crithecia i-atlier lar<;e. 

 <iilicircinate, conipi'cssed in the conceptade, suri'ounded by a cinereous- 

 brown stroma, with a liorn-colored nucleus, necks elongated-connate. 

 Ostiola ()-12. short-cyliinlricai, rising togctlier through the whitish or 

 (•increous disk, r(»umled and nearly smfM)tli at the tips. S]K)ridia ')-(> 

 X 1 ^2 /i. 



On oak firewood, 15etlilehem, Pa. (Schw.) 



The de.'^cription of the ostiola and .sporidia was made Irom ,-;]»eci- 

 men in Herb. Schw. 



V. iiiodesta, (Schw.) 



St>ktriut nwdi'sia, Schw Syn. N Am. 1337 

 Italia mo(li:slii, Stcwuson i. c. 



Conceptacle nearly Tree in the inner bark, making a round, .sub- 

 elevated tubercle, at length erumpcnt through the rcvolute-Hssurcd 

 epidermis. Disk dai'k Iirown. Ostiola black, subpi'oniinent, I'ather 

 long, densely crowded, cylindi'ic-conical, at length decidnoiis. Stroma 

 ill which the jierithecia lie, cinereous. Diameter of the conceptacle 

 2-3 lines. 



On young branches of elm, Bethlehem, Pa. (Schw.) 

 S|»oridia (sec. Stevenson 1. c.) allantoid, hyaline, 7| xS\ //. 



V. Toxici, (Scliw.) 



Sphtoia Toxt'a, Schw Syn. N. Am. 1330. 



Cor ''eptacles rather large, suborbicidar, closed l»elow. black, ru- 

 liiise, at first covered, finally exposed, often longitudinally confluent, 

 rtstiola collected in the center, round, obtuse, sometimes ajiiiarently 

 -itcllato. Pcrithccia oblonu', crowded, narrowed int<^) a neck, brown. 



