SPH^RIACEl. 799 



2397. Eutypa lata. TuL " Broad Eutypa." 



Broadly effused, emergent, unequal ; perithecia close sunk in 

 the wood, covered with a thin black stroma ; ostiola slightly 

 prominent, conical ; sporidia crowded, yellowish in a mass, al- 

 most colourless when single, curved obtuse at the ends. — Tal. 

 Carp. ii. p. 56. Fchl. exs. no. 1046. Diatn/pe lata, Curr. Linn. 

 Trans, xxii. t. 4:7, f. 110. S. lata, Fr. S.M.ii. p. 369. Fries exs. 

 no. 112, 3Ioug.exs.no. 668. Eng. Fl.Y.p.'2i6. Hopn. V.C.i.t. 

 4,/. 3. 



On wood, dry branches, &c. Common. [United States.] 



Generally effused for some inches, but sometimes interrupted ; staining 

 the wood on which it grows dull black j rough with the slightly prominent 

 shining ostiola. — M.J.B. 



Sporidia (•0002--0004 in.) -OOo-'Ol m.m. 



^398. Eutypa flavo-virens. Tid. '* Yellow-green Eutypa." 



Unequal, rugose, black within, pulverulent, yellow-green ; 

 perithecia globose ; ostiola rather prominent, punctiform ; 

 sporidia crowded, yellowish, curved — TuL Carp. ii. p. bl., t. 

 7, f. 1-7. Fckl. exs. no. 1049. Diatrype flavo-virens, Fr. S.V.S. 

 p. 385. Curr. Linn. Trans, xxii. t. 46,/. 65. Rahh. exs. no. 48. 

 S. flavo-virens. Fr. S.M.n.p. ?>bl . Moug.exs. ?io. 376. Fries, 

 exs. no. 222. Hofm. V.C. i. t. 2,f. 4. Grev. t. 320. Eng. Fl. v. p. 

 240. S. multiceps. Sow. t. 394./. 8. FcJcl. exs. no. 1825. var.Q, 



On dead branches or naked wood. 



Variable, but easily distinguished by the colour of the stroma. Sporidia 

 (•0003 in.) -0075 m.m. 



2399. Eutypa spinosa. Tul. " Spiny Eutypa." 



Very widely effused, emergent, jet black ; perithecia at length 

 connate ; ostiola spinous, thick, four-sided, sulcate ; sporidia al- 

 most colourless, curved, rounded or acute. — Tul. Carp. iip. 59. 

 Fchl. exs. no. lOoO. Sphceria spinosa, Pers. Syn. t. 2, / 9-12. 

 3Ioug. exs. no. 376. Fr. S.M. ii.p. 368. Eng, Fl. Y.p. 244. Fries, 

 exs. no. 11. Fl. Dan. t. 2038,/. 2. Curr. Linn. Trans, xxii. t. 47, 

 /. 108. 



On hard wood. [Mid. & Up. Carolina.] 



Spreading over the wood for a great space, and staining it black; when 

 young immersed, scabrous, villous, rugose j perithecia almost free, covered 

 with a thin crust ; when old sub-emergent, remarkable for its large prom- 

 inent, pyramidal, or irregular, always rugged cstiola. Perithecia ovato- 

 globose, rathpr large, joined by a thin crust.— ^n'es. 



Sporidia ('OOOS in.) 'OOZo m.m. 



