Sphccria.] rUNGI. 251 



disposed in circles, covered witli a waxy dil•ty-^yhite disc, ostiola 

 prominent scattered bursting forth and at length obliterating 

 the disc. Fr. Sijst. Myc, v. 2. /:>. 403, Scler. Sicec. ! n. 145 — 

 y. conferta ; disc irregnlar obliterated by the crowded ostiola, 

 S. Talus, var. conferta, Tod. Fung. Meek. f. 94. S. jilaianoides^ 

 Pers. Sf/n. p. 45. Fr. ! Scler. Suec. n. 186. S, Hystrix, 

 Moug. 4' Nest.i n. 5G9. {corrected \mder n. 959.) 



On branches of various trees. Apethorpe, Norths., llev. 31. J. 



Berkelei/. On beech, laurel, &c On sycamore. Purton. — A very 



variable species distinguished from the foregoing by the scattered 

 osliola. 



Div. 12. CiRCiNAT-T^. {Named from the circidar aii'angcment 

 of the perithecia.) Pcrithecia disposed in a circle free ivithout 

 any heterogeneous disc or coiiceptactdum, 



72. S. pidchella, Pers. {beaidifid SphcEria) ; perithecia glo- 

 bose decumbent circinating, ostiola very long flexuous obtuse. 

 Pers. Syn. p. 43. Necs, f 333. Moug. S; Nest. ! exs. n. 279. 

 Fr. Syst. Myc. v. 2. p. 406. Scler. Suec. ! n. 146. CryptO' 

 sphccria pidchclla, Grev. Sc. Crypt. Fl. f. 67. Fl. Ed. p. J360. 



On branches of birch and cherry. Chiefly in subalpine districts — 

 There are two forms of this elegant species, the one smaller on the 

 birch, to which Fries' published specimens belong ; the other larger, 

 given by Mougeot ^^ Nestler. Both appear to be figured by Dr. Greville. 



73. >S'. hypoddrmia, Fr. {circinating elm Sphccria) ; circinat- 

 ing, perithecia globose covered with a thin black crust, ostiola 

 subglobose crowded shining. Fr. Syst. Myc. v. 2. p. 407. 

 Scler. Suec. ! n, 32. 



On dead branches of Elm. Soicerhy. — Introduced on the authority 

 of specimens in the Herbarium of Mr. Sowerb}', resembling exactly 

 those of Fries. Externally there are scarcely any traces of tiie presence 

 of the perithecia, except the small black spots in \vhich the ostiola are 

 seated. 



74. S. fjucderndla, Pers. {(piaternate Sphccria); perithecia 

 generally grouped four together naked decumbent, ostiola short 

 obtuse even pierced. Pns. Syn. ]). 45. t. 2. f 1, 2. Fr. 

 Syst. Myc. v. 2. /;. 409. Scler. Suec. ! n. 9. Fl. Dan. t. 2039. 



f. 2. S. faginea, Mong. ^ Nest.i n. 179. {at least in the copy 

 hifoTc me.) Part. 3ISS. 



On beech branciies. Very common.— Per idiccia generally but not 

 constantly quaternate, decumbent, sometimes when the cpiilermis is 

 stripped oft' adhering to it, but occasionally left bchintl in the inner 

 bark. Ostiola collected together and perforating the bark by a little 

 black rugged convex tubercle. 



75. S.furftirdccay Fr. {yellow frosted SpJurria) ; irregularly 

 circinating, j)orithecia globose niixed with yellow branny dust, 

 Ostiola verv short joined obsolelelv prominent. Fr. Syst. Myc. 

 V. 2. p. 409. 



