268 Hysteriaceae, Hyalophragmi», Gloniella. j 



RHYTIDHYSTERIUM Speg. — Sacc. Sjll. II, p.'759. 



*1. Rhytidhysterium Scortechinii Sacc. et Berl. Misc. Myc. II, p. 7. — 7332 

 Peritheciis sparsis, superficialibus, oblongo-elongatis, 1,5-2^:0,6- 

 0,7 mra., subcoriaceis, rima lineari, latiuscula, discum rubro-fuscum 

 revelante exaratis, labiis tumidulis, crebre et eximie transverse stria- 

 to-sulcatis, nigricantibus; ascis teretiusculis, paraphysatis, 180- 

 200 s 12-14, octosporis ; sporidiis oblique monostichis, oblongis, 

 utrinque obtusiusculis, 3-septatis, leniter constrictis, 25-27^:12, 

 fuligineis, demura opacis. 



Hab. in rarais corticatis arborum, Teviot Australire. 



MYTILIDION Duby. — Sacc. Svll. II, p. 760. 



1. Mytilidion aggregatum (D. C.) Duby. Sacc. Syll. 11. p. 760. Var. 5701 

 intricatissimum Karst. Fung. Fenn. atque Sib. in Medd. Soc. pro 

 Faun. et Flor. fenn. II, 1884, p. 141 et Rev. Mon. p. 103. — Pe- 

 ritheciis superficialibus, sessilibus, elongatis, flexuosis, in caespites 

 rotundatos, magnos, 1-2 cm. latos, varie connatis, carbonaceis, fra- 

 gilibus, subopacis, leviusculis, atris, rimula angusta. 



Hab. in cortice radicis Picese excelsae in raonte Hidenvaara 

 par Kuhmo Fennife (Vainio). 



*I. Mytilldion insulare Sacc. in Barbey Fl. Sard. Comp. p. 246. — 7353 

 Peritheciis dense, parallele gregariis, mytiliformibus, acutiuscule 

 carinatis et angustissime rimosis, atris, basi leniter coarctatis, Y4-I 

 mra. long., V4 mra. crass., carbonaceis; ascis tereto-clavatis, breve 

 stipitatis, 70-80:^14-15, paraphysatis, 8-sporis; sporidiis distichis, 

 tereti-fusoideis, utrinque obtusis, rectiusculis, 22-25 ;; 5,5-6,5, 5- 

 6-septatis, ad septa vix constrictis, ochraceo-fuligineis. 



Hab. in ligno superficie atrato, induratoque prope Cagliari Sar- 

 dinise (Marcucci). — Affine M. aggregato, sed sporidiis obtusis, 5- 

 6-septatis (nec 3-septatis) mox distinctum. 



Sect, 6, nyalopliragmitc Sacc. 



GLONIELLA Sacc. Syll. II, p. 765. 



*2. Gloniella Scortechiniana Sacc. et Roum. in Rev. Myc. 1883, 7384 

 tab. 41, fig. 17. — Peritheciis gregariis, sfepius parallele seriatis, 

 eloDgatis, saepius rectis, depressis, carbonaceis, nigris, vix 1 mm, 

 longis, Y^-Ys mm. latis, rima angusta dehiscentibus; ascis cylin- 

 draceis, 100 s 10, breve stipitatis, paraphysatis, octosporis; sporidiis 



