820 SPH^RIACET. 



2458. Melanconis lancifoxmis. Tul. " Lanceolate Melanconis." 



CoNiDiA. — Pustules disc-like, flattened ; conidia clavate ; 

 pporopbores attenuated. — Coryneum disciforme, Corda. Ic.ui.f. 

 91. Bubh.exs.iio. 278. Cooke exs.no. 351. B. ^ Br. Ann. N.H. 

 no. 450. 



Stylospores. — Tufts solitary, black, innate, at first covered, 

 tlien erumpent ; stylospores black, subglobose. — Coniothecinm 

 hetuUnum, Corda. \. f. 25. B. ^ Br. Ann. N.II. no. 461. 



Pycnidia. — Pustules beneath the epidermis woolly, multilo- 

 cular within; stylospores large, with septate peduncles, clavate, 

 at length deciduous, effused, oblong-elliptic, miiltilocular. — 

 Hender soma poly cystis, B. 4' Br. Ann. N.H. no. 415. 



AscoPHORE. — Bursting forth transversely, lanceolate, convex, 

 black at first cinereous within, then blackish; ostiola at length 

 slightly prominent ; sporidia biseriate, pale clear brown, flatly 

 elliptical, rather obtuse, tips frequently pellucid. — Tid. Carp. ii. 

 t. 16. FrJd.exs.no. 1996. Diatrypelanciformis^Fr. S.V.S.p.080. 

 S.lanciformis. Fr. S.M.ii.p. 362. Friesexs.no. 73. Eng.Fl.Y. 

 p. 243. Curr. Linn. Trans, xxii. t. 47, f. 91. Bahh. exs. no. 248, 

 S. hetulina, Sow. t. 371,/. 6. 



On birch bark. 



Sporidia ("002111.) '05 in. m. long. 



It IS doubtful whether Cotiiothecium hehdmv.m and Hendersonia polycystis?LTQ 

 correctly referred to this species by Mr. F. Currey. Tulasne seems to think 

 not. 



2459. Idlelanconis longipes. Tul. " Elongated Melanconis." 



Conidia. — Erumpent, disciform, black ; stroma placenteeform, 

 brown within; conidia fusiform, acute at each end, septate, brown, 

 with a terminal colourless apiculus. — Coryneum Kunzei^ Corda. 

 /civ./. 131. Curr. Quart. Journ. Micr. Sc. v. (1857), p. 127. 

 Babh. exs. no. 779. Fckl. exs.no. 228. (See no. 1397, ante.) 



AscoPHORE. — Erumpent, suborbicular, convex, reddish-brown, 

 at length black, nearly of the same colour within ; ostiola rather 

 prominent, four sided ; asci clavate ; sporidia lanceolate or sub- 

 cymbiform ; endochrome quadripartite. — Ttil. Carp. ii. p. 139. 

 Ann. Sc. Nat. ser. 4, t.y. p. iii. Diatrype quercina, B. Sf. Br. Ann. 

 N.H. no. 839. (not Tulasne or Persoon.) >S'. quercina, Fr. S.M. 

 ii.p. 362. Eng. Fl. \.p. 243. Berk. Ann. N.H. no. 172. Curr. 

 Linn. Trans, xxii./ 90. Stromatosphceria quercina, Grev. Fl. Ed. 

 p. 358 (in part). Valsa arcuata, Curr Linn. Trans, xxii./ 167. 



On oak branches. 

 Sporidia (-0018 in.) "004 m.m. long.— ^. ct Br. 



