SPH^RIACEI. 829 



412. FcJcL exs. no. 621. Curr. Linn. Trans, xxii. t. 48,/. 164, 165. 

 Cooke, exs. no. 248. S. quaternata, Fr. S.M. \\.p. 409. Fries, exs. 

 no. 9. Fl. Dan. t. 2039,/. 2. Movg. exs. no. 179. Pers. Sijn. t. 2, 

 /. 1,2. Eng. Fl. x. ]). 251. Quaternaria Persoonii, Tid. Carp. Yi.ip. 

 105, 1. 12,/. 16-25. FcJd. Sym. Myc.p. 230, t. 2,/. 45. 



On beech branches. Common. [United States.] 



Perithecia generally but not constantly quaternate, decumbent, sometimes 

 when tbe epidermis is stripped off adhering to it, but occasionally left be- 

 hind in the inner bark ; ostiola collected t-ogether and perforating the bark 

 by a little black, rugged, convex tubercle.— M .J.B. 



Sporidia (•U004-'0u06 in.) •01--015 m.m. long. 



2483. "Valsa hypodermia. Fr. " Crusted elm Yalsella." 



Circinating ; perithecia globose, covered with a thin black 

 crust ; ostiola subglobose, crowded, shining ; sporidia broadly 

 fusiform, hyaline. — *S'. hypodermia, Fr. S.M. \i.p. 407. Fries, exs. 

 no. 32. Eng. Fl. v. p. 261. Berk. Mag. Zool. ^' Bot. no. 21. B. ^ 

 Br. Ann. N.H. no. 970* (not Currey Linn. Trans, xxii. p. 280j. 

 Cryptospora hypodermia., FcJd. Sym. Myc.p. 192. 



On dead branches of Elm. 



Series 2. Tuberculostoma. Sporidia linear or filiform. 



2484. Valsa lagenifoxmis. Curr. " Flask-shaped Yalsa." 



Perithecia solitary or circinating, buried in the wood, procum- 

 bent, the short ostiolum bending upwards and piercing the bark. 

 A minute dark circle usually surrounds the ostiolum. Xucleus 

 white ; asci linear, enormously long ; sporidia 6-8 filiform, the 

 length of the ascus. — Curr. Linn. Trans, xxiv. t. 2o,J. 16. B. ^ 

 Br. Ann. N.H. no. 1096. Sph. lageniformis, Sollm. Bot. Zeit. 1862, 

 p. 380. Ostropacuhicularis, Fckl. Sym. Myc. p.^2. Lib. exs. no. 

 338. Tuberculostoma lageniforme, Sollm. Hedw. 1864, p. 116. 

 Rabh. exs. no. 765. Fckl. exs.no. 2035. 



On Ash. Sept. Lewes. 



2485. Valsa suffusa. Pr. " Powdered Valsa." 



Spermogo^tia. — Perithecia hemispherical, black ; spermatia 

 minute, fusiform, curved, hyaline. — Cryptosporium Keesii, Corda. 

 Sturm, ii. #.51. B. 4- Br. Ann. X.H. no. 404. C. vulgare, Fries. S. 

 M. in. p. 4.82. 



