PHACIDIACEI. 



757 



Gen. 323. 



TRIBLZBIUIYE, Eeb. 



Perithecinm labiate, splitting 

 from the centre towards tlie cir- 

 cumference. — Berh. Outl. p. 379. 



(Fig. 358.; 



* 



2282. Txiblidiuxn caliciifoxme. 



Heb. " SolitaryTriblidium." 



Solitary, sub-sessile, globoso- 

 depiessed, rugoso-verrucose from 

 minute cracks, opaque, black, 

 Fig. 358. bursting with obtuse lacini^ ; disc 



pallid ; asci cylindrical, tetrasporous; sporidia broadly elliptical, 

 fenestrate.— i^r. S.M. u.p. 183. Pers. M.E.i. t. 2,/. 3, 4. Fckl. 

 exs. no. 1101. B. ^' Br. Ann. JSf.H. no. 11 o. Chev. t. 8,f. 9. Pha- 

 cidium caliciiforme, Eng. Fl. v./). 291. 



On branches of lime and oak. [Mid. Carolina.] 



Sporidia variable iu length, sometimes ('002 in.) "05 m.m. (Fig. 358.^ 



Gen. 324. 



HYSTERIUM, Tode. 



Perithecium labiate, border 

 entire ; orifice narrow, linear ; 

 asci elongated. — Berlc. Ontl.jy. 

 380. Fr.jS.M.ii. p. bl9. 



{Fig. 359.) 



Fig. 359. 



Sub- Gen. a. Genuine. 



Sporidia ovoid or ellipsoid, tri- or multi-septate, or muriform, 

 mostly coloured. 



2283. Hysterium, pulicare. Pers. " Common Hysterium." 



Superficial, elliptic or oblong, longitudinally striate, black ; 

 lips obtuse ; disc linear ; asci clavate ; paraphyses filiform ; 

 sporidia oblong, triseptate, brown, the terminal joints soon hya- 

 line. — Duhi/. Hist.p. 26. Fr. S.2I. ii. p. old. Mich. t. 64:,/. 2. 



