800 SPH^EIACEI. 



2400. Eutypa leioplaca. Fr. " Interrupted Eutypa." 



Emergent, interrupted, even, black, of the same colour within ; 

 perithecia close ; ostiola very small, at length umbilicate ; sporidia 

 biseriate, curved, of a pale yellowish tinge. — {Not Fckl, exs. no. 

 1047.) Diatnjpe leioplaca, Fr. S.V.S. p. S8d. Cujt Linn. Trans. 

 xxii. t. 4:7, f. 101. S. leioplaca, Fr. S.M. ii. p. 370. Fries exs. no. 

 112. B. Eng. Fl. \.p. 245. *S'. immersa, Sow. t. 374,/. 1. 



On wood and dry branches. [Low. Carolina.] 



Distinguishable by its interrupted mode of growth more even surface, and 

 far more minute ostiola, from E. lata,. Sporidia ('0004 in.) '01 m.m. 



2401. Eutypa scabrosa. Fckl. " Piough Eutypa." 



CoNiDiA. — Apical on brownish threads of the hyphasma, ovate, 

 brown. — FcJd. exs. no. 1045. 



AscoPHORE. — Emergent or superficial, blackish ; tubercles sub- 

 rotund, stipate, confluent in a broad crust ; ostiola conical, rough ; 

 asci stipitate ; sporidia cylindrical curved, simple, pale brownish. 

 — Fckl. Sym. Myc.p. 215. Diatrype scabrosa, Fr. S. V.S.p. 385. 

 Sph. scabrosa, Fr. S.M. ii.p. 360. Berk. Ann. N.H.no. 171. Fckl. 

 exs. no. 1039. Hypoxylon scabrosum, Bull, t. 468, /, 5. Valsa 

 scabrosa, Nke. Pyr. Germ. p. 138. 



On maple. 



Seated on a broadly effused crust, at first subcontinuoua, soon cracked and 

 tuberculosa ; tubercles subrotund, irregular, rather prominent. 



2402. Eutypa xhodi. Fckl. " Rose Eutypa." 



Stroma effused, macul^eform, determinate, circumscribed by a 

 black line; perithecia small, globose or depressed; ostiola, minute, 

 punctiform, slightly prominent, pierced ; asci narrowly clavate, 

 stipitate ; sporidia cylindrical curved, simple, nearly colourless, 

 with a brownish tinge. — Fckl. Sym. Myc. p. 213. Valsa rhodi, 

 Nke. Pyr. Germ. i.p. 148. 



On Piosa canina. Shere. (Dr. Capron.) 



Apparently quite distinct from its near allies. 



J Sporidia coloured. 



2403. Eutypa decipiens. Tnl. " Deceptive Eutypa." 



Effused, perithecia ovate-oblong, immersed, covered with 

 grey-black bark ; oRtiola hemispherical, rugose, hollowed out ; 

 sporidia elliptical, variable, sometimes slightly curved, rather 



